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Paolo Toth
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- affiliation: University of Bologna, Italy
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2020 – today
- 2025
- [j125]Laura Galli, Silvano Martello, Carlos Rodrigo Rey Barra, Paolo Toth:
The quadratic knapsack problem with setup. Comput. Oper. Res. 173: 106873 (2025) - 2024
- [j124]Fotios Petropoulos, Gilbert Laporte, Emel Aktas, Sibel A. Alumur, Claudia Archetti, Hayriye Ayhan, Maria Battarra, Julia A. Bennell, Jean-Marie Bourjolly, John E. Boylan, Michèle Breton, David Canca, Laurent Charlin, Bo Chen, Cihan Tugrul Cicek, Louis Anthony Cox, Christine S. M. Currie, Erik Demeulemeester, Li Ding, Stephen M. Disney, Matthias Ehrgott, Martin J. Eppler, Günes Erdogan, Bernard Fortz, L. Alberto Franco, Jens Frische, Salvatore Greco, Amanda J. Gregory, Raimo P. Hämäläinen, Willy Herroelen, Mike Hewitt, Jan Holmström, John N. Hooker, Tugçe Isik, Jill Johnes, Bahar Yetis Kara, Özlem Karsu, Katherine Kent, Charlotte Köhler, Martin H. Kunc, Yong-Hong Kuo, Adam N. Letchford, Janny Leung, Dong Li, Haitao Li, Judit Lienert, Ivana Ljubic, Andrea Lodi, Sebastián Lozano, Virginie Lurkin, Silvano Martello, Ian G. McHale, Gerald Midgley, John D. W. Morecroft, Akshay Mutha, Ceyda Oguz, Sanja Petrovic, Ulrich Pferschy, Harilaos N. Psaraftis, Sam Rose, Lauri Saarinen, Saïd Salhi, Jing-Sheng Song, Dimitrios Sotiros, Kathryn E. Stecke, Arne K. Strauss, Istenç Tarhan, Clemens Thielen, Paolo Toth, Tom Van Woensel, Greet Vanden Berghe, Christos Vasilakis, Vikrant Vaze, Daniele Vigo, Kai Virtanen, Xun Wang, Rafal Weron, Leroy White, Mike Yearworth, E. Alper Yildirim, Georges Zaccour, Xuying Zhao:
Operational Research: methods and applications. J. Oper. Res. Soc. 75(3): 423-617 (2024) - 2023
- [j123]Alan Osorio-Mora, John Willmer Escobar, Paolo Toth:
An iterated local search algorithm for latency vehicle routing problems with multiple depots. Comput. Oper. Res. 158: 106293 (2023) - [j122]Laura Galli, Silvano Martello, Carlos Rey, Paolo Toth:
Lagrangian matheuristics for the Quadratic Multiple Knapsack Problem. Discret. Appl. Math. 335: 36-51 (2023) - [j121]Valentina Cacchiani, Carlos Contreras Bolton, Luis Miguel Escobar-Falcón, Paolo Toth:
A matheuristic algorithm for the pollution and energy minimization traveling salesman problems. Int. Trans. Oper. Res. 30(2): 655-687 (2023) - [j120]Herminia I. Calvete, Carmen Galé, José A. Iranzo, Paolo Toth:
The school bus routing problem with student choice: a bilevel approach and a simple and effective metaheuristic. Int. Trans. Oper. Res. 30(2): 1092-1119 (2023) - [j119]Alan Osorio-Mora, Carlos Rey, Paolo Toth, Daniele Vigo:
Effective metaheuristics for the latency location routing problem. Int. Trans. Oper. Res. 30(6): 3801-3832 (2023) - 2022
- [j118]Gilbert Laporte, Paolo Toth:
A gap in scientific reporting. 4OR 20(1): 169-171 (2022) - 2021
- [j117]Valentina Cacchiani, Enrico Malaguti, Paolo Toth:
Guest Editorial to the Feature Cluster "New Trends in Applied Combinatorial Optimization" (EURO/ALIO 2018). Eur. J. Oper. Res. 289(3): 807-808 (2021) - [j116]Laura Galli, Silvano Martello, Carlos Rey, Paolo Toth:
Polynomial-size formulations and relaxations for the quadratic multiple knapsack problem. Eur. J. Oper. Res. 291(3): 871-882 (2021) - 2020
- [j115]Valentina Cacchiani, Carlos Contreras Bolton, Paolo Toth:
Models and algorithms for the Traveling Salesman Problem with Time-dependent Service times. Eur. J. Oper. Res. 283(3): 825-843 (2020) - [c20]Carlos Rey, Paolo Toth, Daniele Vigo:
An Iterated Local Search for the Traveling Salesman Problem with Pickup, Delivery and Handling Costs. SCCC 2020: 1-8
2010 – 2019
- 2019
- [j114]Immanuel M. Bomze, Paolo Toth:
Egon Balas (1922-2019). Eur. J. Oper. Res. 278(1): 1-2 (2019) - [j113]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
An Effective Peak Period Heuristic for Railway Rolling Stock Planning. Transp. Sci. 53(3): 746-762 (2019) - 2018
- [j112]Herminia I. Calvete, Carmen Galé, José A. Iranzo, Paolo Toth:
A matheuristic for the two-stage fixed-charge transportation problem. Comput. Oper. Res. 95: 113-122 (2018) - [j111]Valentina Cacchiani, Enrico Malaguti, Antonio Mauttone, Paolo Toth:
Preface. Electron. Notes Discret. Math. 69: 1-3 (2018) - 2016
- [j110]Valentina Cacchiani, Feng Jiang, Paolo Toth:
Timetable Optimization for High-Speed Trains at Chinese Railways. Electron. Notes Discret. Math. 55: 29-32 (2016) - [j109]Enrico Malaguti, Rosa Medina Durán, Paolo Toth:
A metaheuristic framework for Nonlinear Capacitated Covering Problems. Optim. Lett. 10(1): 169-180 (2016) - [j108]Lucas P. Veelenturf, Martin Philip Kidd, Valentina Cacchiani, Leo G. Kroon, Paolo Toth:
A Railway Timetable Rescheduling Approach for Handling Large-Scale Disruptions. Transp. Sci. 50(3): 841-862 (2016) - 2015
- [j107]Valentina Cacchiani, Laura Galli, Paolo Toth:
A tutorial on non-periodic train timetabling and platforming problems. EURO J. Transp. Logist. 4(3): 285-320 (2015) - [j106]Eduardo Álvarez-Miranda, Ivana Ljubic, S. Raghavan, Paolo Toth:
The Recoverable Robust Two-Level Network Design Problem. INFORMS J. Comput. 27(1): 1-19 (2015) - [j105]Fabio Furini, Martin Philip Kidd, Carlo Alfredo Persiani, Paolo Toth:
Improved rolling horizon approaches to the aircraft sequencing problem. J. Sched. 18(5): 435-447 (2015) - 2014
- [j104]Francisco Pérez-Galarce, Eduardo Álvarez-Miranda, Alfredo Candia-Véjar, Paolo Toth:
On exact solutions for the Minmax Regret Spanning Tree problem. Comput. Oper. Res. 47: 114-122 (2014) - [j103]Paolo Toth, Daniele Vigo:
Guest editorial to the Special Issue "Routing and Logistics" (VeRoLog 2012). Eur. J. Oper. Res. 236(3): 787-788 (2014) - [j102]John Willmer Escobar, Rodrigo Linfati, Paolo Toth, María G. Baldoquín:
A hybrid Granular Tabu Search algorithm for the Multi-Depot Vehicle Routing Problem. J. Heuristics 20(5): 483-509 (2014) - [j101]Alberto Caprara, Laura Galli, Sebastian Stiller, Paolo Toth:
Delay-Robust Event Scheduling. Oper. Res. 62(2): 274-283 (2014) - [j100]Erika Buson, Roberto Roberti, Paolo Toth:
A Reduced-Cost Iterated Local Search Heuristic for the Fixed-Charge Transportation Problem. Oper. Res. 62(5): 1095-1106 (2014) - [c19]Fabio Furini, Martin Philip Kidd, Carlo Alfredo Persiani, Paolo Toth:
State Space Reduced Dynamic Programming for the Aircraft Sequencing Problem with Constrained Position Shifting. ISCO 2014: 267-279 - [p6]Stefan Irnich, Paolo Toth, Daniele Vigo:
The Family of Vehicle Routing Problems. Vehicle Routing 2014: 1-33 - [p5]Frédéric Semet, Paolo Toth, Daniele Vigo:
Classical Exact Algorithms for the Capacitated Vehicle Routing Problem. Vehicle Routing 2014: 37-57 - [e3]Paolo Toth, Daniele Vigo:
Vehicle Routing. MOS-SIAM Series on Optimization 18, SIAM 2014, ISBN 978-1-611-97358-7 [contents] - 2013
- [j99]Eduardo Álvarez-Miranda, Ivana Ljubic, Paolo Toth:
A note on the Bertsimas & Sim algorithm for robust combinatorial optimization problems. 4OR 11(4): 349-360 (2013) - [j98]John Willmer Escobar, Rodrigo Linfati, Paolo Toth:
A two-phase hybrid heuristic algorithm for the capacitated location-routing problem. Comput. Oper. Res. 40(1): 70-79 (2013) - [j97]Valentina Cacchiani, Alberto Caprara, Roberto Roberti, Paolo Toth:
A new lower bound for curriculum-based course timetabling. Comput. Oper. Res. 40(10): 2466-2477 (2013) - [j96]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
A Lagrangian heuristic for a train-unit assignment problem. Discret. Appl. Math. 161(12): 1707-1718 (2013) - [j95]Gilbert Laporte, Paolo Toth, Daniele Vigo:
Vehicle routing: historical perspective and recent contributions. EURO J. Transp. Logist. 2(1-2): 1-4 (2013) - [j94]Eduardo Álvarez-Miranda, Ivana Ljubic, Paolo Toth:
Exact approaches for solving robust prize-collecting Steiner tree problems. Eur. J. Oper. Res. 229(3): 599-612 (2013) - [j93]Aristide Mingozzi, Roberto Roberti, Paolo Toth:
An Exact Algorithm for the Multitrip Vehicle Routing Problem. INFORMS J. Comput. 25(2): 193-207 (2013) - [j92]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
Finding cliques of maximum weight on a generalization of permutation graphs. Optim. Lett. 7(2): 289-296 (2013) - [j91]Valentina Cacchiani, Alberto Caprara, Gábor Maróti, Paolo Toth:
On integer polytopes with few nonzero vertices. Oper. Res. Lett. 41(1): 74-77 (2013) - 2012
- [j90]Roberto Roberti, Paolo Toth:
Models and algorithms for the Asymmetric Traveling Salesman Problem: an experimental comparison. EURO J. Transp. Logist. 1(1-2): 113-133 (2012) - [j89]Zahra Naji Azimi, Majid Salari, Paolo Toth:
An Integer Linear Programming based heuristic for the Capacitated m-Ring-Star Problem. Eur. J. Oper. Res. 217(1): 17-25 (2012) - [j88]Fabio Furini, Enrico Malaguti, Rosa Medina Durán, Alfredo Persiani, Paolo Toth:
A column generation heuristic for the two-dimensional two-staged guillotine cutting stock problem with multiple stock size. Eur. J. Oper. Res. 218(1): 251-260 (2012) - [j87]Valentina Cacchiani, Paolo Toth:
Nominal and robust train timetabling problems. Eur. J. Oper. Res. 219(3): 727-737 (2012) - [j86]Bruce L. Golden, Zahra Naji Azimi, S. Raghavan, Majid Salari, Paolo Toth:
The Generalized Covering Salesman Problem. INFORMS J. Comput. 24(4): 534-553 (2012) - [j85]Valentina Cacchiani, Alberto Caprara, Laura Galli, Leo G. Kroon, Gábor Maróti, Paolo Toth:
Railway Rolling Stock Planning: Robustness Against Large Disruptions. Transp. Sci. 46(2): 217-232 (2012) - [c18]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
A Fast Heuristic Algorithm for the Train Unit Assignment Problem. ATMOS 2012: 1-9 - [c17]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
Models and Algorithms for the Train Unit Assignment Problem. ISCO 2012: 24-35 - [c16]Fabio Furini, Carlo Alfredo Persiani, Paolo Toth:
Aircraft Sequencing Problems via a Rolling Horizon Algorithm. ISCO 2012: 273-284 - 2011
- [j84]Enrico Malaguti, Michele Monaci, Paolo Toth:
An exact approach for the Vertex Coloring Problem. Discret. Optim. 8(2): 174-190 (2011) - [j83]Valentina Cacchiani, Albert Einstein Fernandes Muritiba, Marcos Negreiros, Paolo Toth:
A multistart heuristic for the equality generalized traveling salesman problem. Networks 57(3): 231-239 (2011) - [j82]Alberto Caprara, Enrico Malaguti, Paolo Toth:
A Freight Service Design Problem for a Railway Corridor. Transp. Sci. 45(2): 147-162 (2011) - [j81]Alberto Caprara, Laura Galli, Paolo Toth:
Solution of the Train Platforming Problem. Transp. Sci. 45(2): 246-257 (2011) - [c15]Isabel Méndez-Díaz, Juan José Miranda Bront, Paolo Toth, Paula Zabala:
Infeasible path formulations for the time-dependent TSP with time windows. CTW 2011: 198-202 - [c14]Eduardo Álvarez-Miranda, Ivana Ljubic, Paolo Toth:
Exact solutions for the robust prize-collecting steiner tree problem. ICUMT 2011: 1-7 - 2010
- [j80]Roberto Baldacci, Paolo Toth, Daniele Vigo:
Exact algorithms for routing problems under vehicle capacity constraints. Ann. Oper. Res. 175(1): 213-245 (2010) - [j79]Paolo Toth:
Foreword. Comput. Manag. Sci. 7(3): 225-227 (2010) - [j78]Zahra Naji Azimi, Majid Salari, Bruce L. Golden, S. Raghavan, Paolo Toth:
Variable neighborhood search for the cost constrained minimum label spanning tree and label constrained minimum spanning tree problems. Comput. Oper. Res. 37(11): 1952-1964 (2010) - [j77]Majid Salari, Paolo Toth, Andrea Tramontani:
An ILP improvement procedure for the Open Vehicle Routing Problem. Comput. Oper. Res. 37(12): 2106-2120 (2010) - [j76]Majid Salari, Zahra Naji Azimi, Paolo Toth:
A Variable Neighborhood Search and its Application to a Ring Star Problem Generalization. Electron. Notes Discret. Math. 36: 343-350 (2010) - [j75]Zahra Naji Azimi, Paolo Toth, Laura Galli:
An electromagnetism metaheuristic for the unicost set covering problem. Eur. J. Oper. Res. 205(2): 290-300 (2010) - [j74]Zahra Naji Azimi, Majid Salari, Paolo Toth:
A heuristic procedure for the Capacitated m-Ring-Star problem. Eur. J. Oper. Res. 207(3): 1227-1234 (2010) - [j73]Albert Einstein Fernandes Muritiba, Manuel Iori, Enrico Malaguti, Paolo Toth:
Algorithms for the Bin Packing Problem with Conflicts. INFORMS J. Comput. 22(3): 401-415 (2010) - [j72]Enrico Malaguti, Paolo Toth:
A survey on vertex coloring problems. Int. Trans. Oper. Res. 17(1): 1-34 (2010) - [j71]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
Solving a real-world train-unit assignment problem. Math. Program. 124(1-2): 207-231 (2010) - [j70]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
Non-cyclic train timetabling and comparability graphs. Oper. Res. Lett. 38(3): 179-184 (2010) - [c13]Alberto Caprara, Laura Galli, Leo G. Kroon, Gábor Maróti, Paolo Toth:
Robust Train Routing and Online Re-scheduling. ATMOS 2010: 24-33 - [c12]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
A Heuristic Algorithm for the Train-Unit Assignment Problem. CTW 2010: 33-36 - [e2]Andrea Lodi, Michela Milano, Paolo Toth:
Integration of AI and OR Techniques in Constraint Programming for Combinatorial Optimization Problems, 7th International Conference, CPAIOR 2010, Bologna, Italy, June 14-18, 2010. Proceedings. Lecture Notes in Computer Science 6140, Springer 2010 [contents]
2000 – 2009
- 2009
- [j69]Enrico Malaguti, Michele Monaci, Paolo Toth:
Models and heuristic algorithms for a weighted vertex coloring problem. J. Heuristics 15(5): 503-526 (2009) - 2008
- [j68]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
A column generation approach to train timetabling on a corridor. 4OR 6(2): 125-142 (2008) - [j67]Enrico Malaguti, Paolo Toth:
An evolutionary approach for bandwidth multicoloring problems. Eur. J. Oper. Res. 189(3): 638-651 (2008) - [j66]Enrico Malaguti, Michele Monaci, Paolo Toth:
A Metaheuristic Approach for the Vertex Coloring Problem. INFORMS J. Comput. 20(2): 302-316 (2008) - [c11]Valentina Cacchiani, Albert Einstein Fernandes Muritiba, Marcos Negreiros, Paolo Toth:
A Multi-start Heuristic Algorithm for the Generalized Traveling Salesman Problem. CTW 2008: 136-138 - 2007
- [j65]Roberto Baldacci, Paolo Toth, Daniele Vigo:
Recent advances in vehicle routing exact algorithms. 4OR 5(4): 269-298 (2007) - [j64]Daniele Vigo, Paolo Toth, Aristide Mingozzi:
Route 2005: Recent advances in vehicle routing optimization. Networks 49(4): 243-244 (2007) - [c10]Valentina Cacchiani, Alberto Caprara, Paolo Toth:
Solving a Real-World Train Unit Assignment Problem. ATMOS 2007 - [c9]Alberto Caprara, Laura Galli, Paolo Toth:
Solution of the Train Platforming Problem. ATMOS 2007 - [p4]Alberto Caprara, Leo G. Kroon, Michele Monaci, Marc Peeters, Paolo Toth:
Chapter 3 Passenger Railway Optimization. Transportation 2007: 129-187 - 2006
- [j63]Alberto Caprara, Michele Monaci, Paolo Toth, Pier Luigi Guida:
A Lagrangian heuristic algorithm for a real-world train timetabling problem. Discret. Appl. Math. 154(5): 738-753 (2006) - [j62]Michele Monaci, Paolo Toth:
A Set-Covering-Based Heuristic Approach for Bin-Packing Problems. INFORMS J. Comput. 18(1): 71-85 (2006) - [j61]Roberto De Franceschi, Matteo Fischetti, Paolo Toth:
A new ILP-based refinement heuristic for Vehicle Routing Problems. Math. Program. 105(2-3): 471-499 (2006) - [c8]Cristiana Bragalli, Claudia D'Ambrosio, Jon Lee, Andrea Lodi, Paolo Toth:
An MINLP Solution Method for a Water Network Problem. ESA 2006: 696-707 - 2003
- [j60]Paolo Toth, Daniele Vigo:
The Granular Tabu Search and Its Application to the Vehicle-Routing Problem. INFORMS J. Comput. 15(4): 333-346 (2003) - [j59]Silvano Martello, Paolo Toth:
An Exact Algorithm for the Two-Constraint 0 - 1 Knapsack Problem. Oper. Res. 51(5): 826-835 (2003) - [j58]Alberto Caprara, Michele Monaci, Paolo Toth:
Models and algorithms for a staff scheduling problem. Math. Program. 98(1-3): 445-476 (2003) - 2002
- [j57]Paolo Toth, Daniele Vigo:
Models, relaxations and exact approaches for the capacitated vehicle routing problem. Discret. Appl. Math. 123(1-3): 487-512 (2002) - [j56]Nei Yoshihiro Soma, Paolo Toth:
An exact algorithm for the subset sum problem. Eur. J. Oper. Res. 136(1): 57-66 (2002) - [j55]Alberto Caprara, Matteo Fischetti, Paolo Toth:
Modeling and Solving the Train Timetabling Problem. Oper. Res. 50(5): 851-861 (2002) - [p3]Paolo Toth, Daniele Vigo:
An Overview of Vehicle Routing Problems. The Vehicle Routing Problem 2002: 1-26 - [p2]Paolo Toth, Daniele Vigo:
Branch-And-Bound Algorithms for the Capacitated VRP. The Vehicle Routing Problem 2002: 29-51 - [p1]Paolo Toth, Daniele Vigo:
VRP with Backhauls. The Vehicle Routing Problem 2002: 195-224 - [e1]Paolo Toth, Daniele Vigo:
The Vehicle Routing Problem. SIAM monographs on discrete mathematics and applications 9, SIAM 2002, ISBN 978-0-89871-498-2 [contents] - 2001
- [j54]Alberto Caprara, Paolo Toth:
Lower bounds and algorithms for the 2-dimensional vector packing problem. Discret. Appl. Math. 111(3): 231-262 (2001) - [j53]Matteo Fischetti, Andrea Lodi, Silvano Martello, Paolo Toth:
A Polyhedral Approach to Simplified Crew Scheduling and Vehicle Scheduling Problems. Manag. Sci. 47(6): 833-850 (2001) - [j52]Paolo Toth, Hillel Bar-Gera, Diego Klabjan, Roberto Baldacci, Cenk Çaliskan, Christina Diakaki, Lasse Fridström, Vijay S. Nori:
Abstracts for the 2000 Transportation Science Section Dissertation Prize Competition. Transp. Sci. 35(1): 99-103 (2001) - [c7]Matteo Fischetti, Andrea Lodi, Paolo Toth:
Solving Real-World ATSP Instances by Branch-and-Cut. Combinatorial Optimization 2001: 64-77 - [c6]Alberto Caprara, Matteo Fischetti, Pier Luigi Guida, Michele Monaci, Giuseppe Sacco, Paolo Toth:
Solution of Real-World Train Timetabling Problems. HICSS 2001 - 2000
- [j51]Alberto Caprara, Paolo Toth, Matteo Fischetti:
Algorithms for the Set Covering Problem. Ann. Oper. Res. 98(1-4): 353-371 (2000) - [j50]Mauro Dell'Amico, Paolo Toth:
Algorithms and codes for dense assignment problems: the state of the art. Discret. Appl. Math. 100(1-2): 17-48 (2000) - [j49]Silvano Martello, David Pisinger, Paolo Toth:
New trends in exact algorithms for the 0-1 knapsack problem. Eur. J. Oper. Res. 123(2): 325-332 (2000) - [j48]Paolo Toth:
Optimization engineering techniques for the exact solution of NP-hard combinatorial optimization problems. Eur. J. Oper. Res. 125(2): 222-238 (2000)
1990 – 1999
- 1999
- [j47]Paolo Toth, Daniele Vigo:
A heuristic algorithm for the symmetric and asymmetric vehicle routing problems with backhauls. Eur. J. Oper. Res. 113(3): 528-543 (1999) - [j46]Alberto Caprara, David Pisinger, Paolo Toth:
Exact Solution of the Quadratic Knapsack Problem. INFORMS J. Comput. 11(2): 125-137 (1999) - [j45]Alberto Caprara, Matteo Fischetti, Paolo Toth:
A Heuristic Method for the Set Covering Problem. Oper. Res. 47(5): 730-743 (1999) - 1998
- [j44]Laureano F. Escudero, Silvano Martello, Paolo Toth:
On tightening 0-1 programs based on extensions ofpure 0-1 knapsack and subset-sum problems. Ann. Oper. Res. 81: 379-404 (1998) - [j43]Matteo Fischetti, Juan José Salazar González, Paolo Toth:
Solving the Orienteering Problem through Branch-and-Cut. INFORMS J. Comput. 10(2): 133-148 (1998) - [j42]Alberto Caprara, Paolo Toth, Daniele Vigo, Matteo Fischetti:
Modeling and Solving the Crew Rostering Problem. Oper. Res. 46(6): 820-830 (1998) - [j41]Alberto Caprara, Filippo Focacci, Evelina Lamma, Paola Mello, Michela Milano, Paolo Toth, Daniele Vigo:
Integrating Constraint Logic Programming and Operations Research Techniques for the Crew Rostering Problem. Softw. Pract. Exp. 28(1): 49-76 (1998) - [j40]Jean-François Cordeau, Paolo Toth, Daniele Vigo:
A Survey of Optimization Models for Train Routing and Scheduling. Transp. Sci. 32(4): 380-404 (1998) - 1997
- [j39]Silvano Martello, François Soumis, Paolo Toth:
Exact and Approximation Algorithms for Makespan Minimization on Unrelated Parallel Machines. Discret. Appl. Math. 75(2): 169-188 (1997) - [j38]Matteo Fischetti, Juan José Salazar González, Paolo Toth:
A Branch-and-Cut Algorithm for the Symmetric Generalized Traveling Salesman Problem. Oper. Res. 45(3): 378-394 (1997) - [j37]