TY  - JOUR
AU  - Kipiani, A. E.
TI  - Some combinatorial problems, connected with product-isomorphisms of binary relations
JO  - Acta Universitatis Carolinae. Mathematica et Physica
PY  - 1988
SP  - 23
EP  - 25
VL  - 29
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/AUCMP_1988__29_2_a4/
LA  - en
ID  - AUCMP_1988__29_2_a4
ER  -