TY - GEN A1 - Quaisser, Erhard T1 - Kuz`minyk, A. V., Geombinatorics, 4 (1994), 4, S. 137 - 139 Y1 - 1994 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/28354 ER -