TY  - JOUR
AU  - Jakubíková-Studenovská, Danica
TI  - Retracts of monounary algebras corresponding to groupoids
JO  - Mathematica slovaca
PY  - 2006
SP  - 105
EP  - 112
VL  - 56
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MASLO_2006__56_1_a8/
LA  - en
ID  - MASLO_2006__56_1_a8
ER  -