TY  - JOUR
AU  - Duda, Jaromír
TI  - Relation products of congruences and factor congruences
JO  - Czechoslovak Mathematical Journal
PY  - 1991
SP  - 155
EP  - 159
VL  - 41
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1991.102446/
DO  - 10.21136/CMJ.1991.102446
LA  - en
ID  - 10_21136_CMJ_1991_102446
ER  -