TY  - JOUR
AU  - Balcerzak, Marek
TI  - On some ideals and related algebras of sets in the plane
JO  - Acta Universitatis Carolinae. Mathematica et Physica
PY  - 1989
SP  - 3
EP  - 7
VL  - 30
IS  - 2
PB  - mathdoc
UR  - https://geodesic-test.mathdoc.fr/item/AUCMP_1989__30_2_a1/
LA  - en
ID  - AUCMP_1989__30_2_a1
ER  -