TY  - JOUR
AU  - Lihová, Judita
TI  - Varieties of directed multilattices
JO  - Mathematica slovaca
PY  - 1990
SP  - 233
EP  - 244
VL  - 40
IS  - 3
UR  - http://geodesic.mathdoc.fr/item/MASLO_1990_40_3_a1/
LA  - en
ID  - MASLO_1990_40_3_a1
ER  -