TY  - JOUR
AU  - Havel, Václav
TI  - Note on weak epimorphisms of $3$-nets without singular points
JO  - Časopis pro pěstování matematiky
PY  - 1976
SP  - 60
EP  - 68
VL  - 101
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.21136/CPM.1976.108681/
DO  - 10.21136/CPM.1976.108681
LA  - en
ID  - 10_21136_CPM_1976_108681
ER  -