@inproceedings{oai:repository.dl.itc.u-tokyo.ac.jp:00041880,
 author = {Entzinger, Jorg Onno and Morimura, Kumiko},
 book = {Proceedings of World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education 2014},
 month = {},
 note = {World Conference on E-Learning in Corporate, Government, Healthcare, and Higher Education, Oct 20, 2014 in New Orleans, LA, United States},
 pages = {537--542},
 publisher = {Association for the Advancement of Computing in Education},
 title = {Lessons Learned from 5 years of SNOWBALLS :  Involving Students in the Creation of an E-Learning System and Its Content},
 year = {2014}
}