TY  - GEN
A1  - Quaisser, Erhard
T1  - Kreinovich, V., Geombinatorics, 5 (1996), 4, S. 142 - 155
Y1  - 1996
UR  - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/25819
ER  -