TY  - JOUR
AU  - Cogswell, Kurt D.
TI  - A Multiparameter, Zero Density Subsequence Ergodic Theorem
JO  - Canadian mathematical bulletin
PY  - 1993
SP  - 33
EP  - 37
VL  - 36
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1993-006-5/
DO  - 10.4153/CMB-1993-006-5
ID  - 10_4153_CMB_1993_006_5
ER  -