共 35 条
[2]
ALT G L, 1976, Transactions of the Northeast Section the Wildlife Society, V33, P45
[5]
Cochran W. W., 1963, Journal of Wildlife Management, V27, P9, DOI 10.2307/3797775
[6]
FRANZMANN AW, 1980, ALASKA J WILDL MANAG, V44, P764
[8]
GARSHELIS DL, 1980, 5TH P INT C BEAR RES