Martens, Alke ; Harrer, Andreas: Software Engineering in E-Learning Systems. In: Lawrence A. Tomei (Hrsg.): Encyclopedia of Information Technology Curriculum Integration. Volume II. -
Hershey, PA. : Information Science Reference, 2008. - S. 782-788
ISBN 978-1-59904-881-9
Harrer, Andreas ; Martens, Alke: A Step towards a Pattern Language for e-Learning Systems. In: Pahl, Claus (Hrsg.): Architecture Solutions for E-Learning Systems. -
Hershey, PA : Information Science Reference, 2008. - S. 98-115. - (Premier reference source)
ISBN 978-1-59904-633-4
(Begutachteter Beitrag / peer-reviewed paper)