TY  - JOUR
N1  - Bibliogr.: 246. p.
EP  - 246
JF  - Acta scientiarum mathematicarum
IS  - 3-4
SP  - 241
SN  - 0001-6969
A1  -  Rach?nek Ji?í
Y1  - 1990///
AV  - public
ID  - acta15274
UR  - http://www.acta.hu
KW  - Matematika
TI  - A characterization of o-distributive semilattices
VL  - 54
ER  -