TY  - JOUR
AU  - V. V. Vagner
TI  - Introrestrictive factored ordered sets and projective systems of sets
JO  - Izvestiâ vysših učebnyh zavedenij. Matematika
PY  - 1978
SP  - 18
EP  - 32
IS  - 12
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IVM_1978_12_a2/
LA  - ru
ID  - IVM_1978_12_a2
ER  -