TY  - JOUR
AU  - Šešelja Branimir
AU  - Vojvodić Gradimir
TI  - Weak congruences of a lattice
JO  - Novi Sad Journal of Mathematics
PY  - 1988
SP  - 205
EP  - 209
VL  - 18
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NSJOM_1988_18_2a_18/
ID  - NSJOM_1988_18_2a_18
ER  -