TY  - JOUR
AU  - Aull, C. E.
TI  - Ideals and filters
JO  - Compositio Mathematica
PY  - 1967
SP  - 79
EP  - 86
VL  - 18
IS  - 1-2
PB  - P. Noordhoff N. V., Groningen
UR  - http://www.numdam.org/item/CM_1967__18_1-2_79_0/
LA  - en
ID  - CM_1967__18_1-2_79_0
ER  -