@Article{krämer2005, author = "Kr{\"a}mer, Bernd J.", title = "CampusContent", journal = "eleed", year = "2005", volume = "1", number = "1", keywords = "LOM; SCORM; e-learning; programming", issn = "1860-7470", url = "http://nbn-resolving.de/urn:nbn:de:0009-5-940" }