TY  - JOUR
AU  - Halaš, Radomír
TI  - Congruences and ideals on left divisible involutory groupoids
JO  - Mathematica Bohemica
PY  - 1996
SP  - 269
EP  - 272
VL  - 121
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.21136/MB.1996.125991/
DO  - 10.21136/MB.1996.125991
LA  - en
ID  - 10_21136_MB_1996_125991
ER  -