共 17 条
[2]
Blauvelt H., 1955, GROUP PROCESSES, P221
[3]
COLLIAS NE, 1956, ECOLOGY, V37, P229
[4]
Gosling L. M., 1969, Journal of Reproduction and Fertility Suppl, VNo. 6, P265
[5]
Hersher L., 1963, MATERNAL BEHAVIOR MA, P203
[6]
JUNGIUS H, 1970, Zeitschrift fuer Saeugetierkunde, V35, P129
[7]
Lent P. C., 1974, BEHAV UNGULATES ITS, P15
[8]
Leuthold W., 1977, AFRICAN UNGULATES
[10]
MCDOUGALL P, 1975, J ZOOL LONDON, V126, P215