共 21 条
[1]
BELING INGEBORG, 1929, ZEITSCHR VERGLEICH PHYSIOL, V9, P259, DOI 10.1007/BF00340159
[2]
Hoffman K., 1954, Zeitschrift fuer Tierpsychologie, V11, P453
[3]
KRAMER G., 1952, ZEITSCHR TIERPSYCHOL, V9, P245
[5]
Kramer G., 1953, Journal fuer Ornithologie, V94, P201, DOI 10.1007/BF01922508
[6]
Kramer G., 1950, Zeitschrift fuer Tierpsychologie Berlin, V7, P620
[7]
Kramer G., 1953, Vogelwarte, V16, P146
[8]
Kramer G., 1957, Ibis, V99, P196, DOI 10.1111/j.1474-919X.1957.tb01947.x
[9]
KRAMER GUSTAV, 1959, IBIS, V101, P399, DOI 10.1111/j.1474-919X.1959.tb02396.x
[10]
LACK DAVID, 1960, IBIS, V102, P26, DOI 10.1111/j.1474-919X.1960.tb05091.x