Advances in Learning Software Organizations Raimund L. Feldmann, Markus Pizka IN S. HENNINGER UND F. MAUER, EDITORS, ADVANCES IN LEARNING SOFTWARE ORGANIZATIONS, 4TH INTERNATIONAL WORKSHOP, LSO 2002, LECTURE NOTES IN COMPUTER SCIENCE, PP. 34-43, CHICAGO, IL, AUGUST 2003. SPRINGER-VERLAG https://itestra.com/wp-content/uploads/2018/03/03_itestra_an_online_se_repository_for_germanys_sme-1.pdf