@misc {IOPORT.71015123,
    author       = {Vosseberg, Karin and Spillner, Andreas},
    title        = {Das KOKS-projekt - das bremer projektstudium am beispiel vorgestellt},
    howpublished = {SEUH, 83-93 (1993).},
    year         = {1993},
    identifier   = {71015123},
}