Hits 1-4 within 4 documents
Hits 1-4 within 4 documents
Author(s): Koch, Achim.- 1990. 34p.
Author(s): Finkel, Steven E.; Schrott, Peter.- 1993. 26,9p.
Author(s): Koch, Achim; Kurz, Karin; Mahr-George, Holger; Wasmer, Martina.- 1999. 51p.
Author(s): Wasmer, Martina; Koch, Achim; Harkness, Janet; Gabler, Siegfried.- 1996. 73p.