Media type: E-Article Title: Lecture Notes in Computer Science: Internet-Based E-Learning Workflow Process Contributor: Yong, Jianming Published: Springer Berlin Heidelberg, 2006 Published in: Lecture Notes in Computer Science (2006), Seite 516-524 Language: Not determined DOI: 10.1007/11686699_52 ISBN: 9783540329695; 9783540329701 ISSN: 1611-3349; 0302-9743 Origination: Footnote: