共 7 条
[1]
RECURRENCE OF CO-CYCLES AND RANDOM-WALKS
[J].
JOURNAL OF THE LONDON MATHEMATICAL SOCIETY-SECOND SERIES,
1976, 13 (AUG)
:486-488
[3]
Conley C., 1978, CBMS REGIONAL C SERI, V38
[5]
HANDEL M, IN PRESS
[6]
Oxtoby J, 1941, ANN MATH, V42, P874