@book{pub4055,
author = {
Ullrich, Carsten
},
title = {Pedagogically Founded Courseware Generation for Web-Based Learning -- An HTN-Planning-Based Approach Implemented in PAIGOS},
series = {Lecture Notes in Artificial Intelligence (LNAI)},
year = {2008},
month = {11},
volume = {5260},
publisher = {Springer},
isbn = {978-3-540-88213-8}
}