TY  - JOUR
AU  - Steprāns, Juris
TI  - Strongs-Sequences and Variations on Martin's Axiom
JO  - Canadian journal of mathematics
PY  - 1985
SP  - 730
EP  - 746
VL  - 37
IS  - 4
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1985-039-6/
DO  - 10.4153/CJM-1985-039-6
ID  - 10_4153_CJM_1985_039_6
ER  -