TY  - JOUR
AU  - Duda, Jaromír
TI  - Mal'cev conditions for congruence-regular and congruence-permutable varieties
JO  - Commentationes Mathematicae Universitatis Carolinae
PY  - 1979
VL  - 20
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/CMUC_1979__20_4_a13/
LA  - en
ID  - CMUC_1979__20_4_a13
ER  -