![](/img/cover-not-exists.png)
Improving the usability of the user interface for a digital textbook platform for elementary-school students
Cheolil Lim, Hae-Deok Song, Yekyung LeeVolume:
60
Language:
english
Pages:
15
DOI:
10.1007/s11423-011-9222-5
Date:
February, 2012
File:
PDF, 370 KB
english, 2012