Hits 1-4 within 4 documents
Hits 1-4 within 4 documents
Author(s): Hellstern, Gerd-Michael; Wollmann, Hellmut.- 1981. 560-568p.
Author(s): Beland, Henry; Denecke, Peter; Friedrich, Hannes.- 1981. 195-199p.
Author(s): Brock, Adolf.- 1981. 686-690p.
Author(s): Angermeyer, Matthias C..- 1981. 242-247p.