![](https://dblp.dagstuhl.de/img/logo.ua.320x120.png)
![](https://dblp.dagstuhl.de/img/dropdown.dark.16x16.png)
![](https://dblp.dagstuhl.de/img/peace.dark.16x16.png)
Остановите войну!
for scientists:
![search dblp search dblp](https://dblp.dagstuhl.de/img/search.dark.16x16.png)
![search dblp](https://dblp.dagstuhl.de/img/search.dark.16x16.png)
default search action
"Is learner self-assessment reliable and valid in a Web-based portfolio ..."
Chi-Cheng Chang, Chaoyun Liang, Yi-Hui Chen (2013)
- Chi-Cheng Chang, Chaoyun Liang
, Yi-Hui Chen:
Is learner self-assessment reliable and valid in a Web-based portfolio environment for high school students? Comput. Educ. 60(1): 325-334 (2013)
![](https://dblp.dagstuhl.de/img/cog.dark.24x24.png)
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.