TY  - JOUR
AU  - A. G. Chentsov
TI  - Some ultrafilter properties connected with extension constructions
JO  - Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki
PY  - 2014
SP  - 87
EP  - 101
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VUU_2014_1_a7/
LA  - ru
ID  - VUU_2014_1_a7
ER  -