ALVAREZ, F. Risks of fighting in relation to age and territory holding in fallow deer. Canadian Journal of Zoology. 1993, 71, 376-383
AZUMA, M. The life history of the landlocked ayu-fish (Plecoglossus altivelis) in the Lake Biwa, with special reference to their developmental stages. Physiology and Ecology, Japan. 1964, 12, 55-71
BEECHING, S. C. Visual assessment of relative body size in a cichlid fish, the oscar. Astronotus ocellatus. Ethology. 1992, 90, 177-186
BLANCKENHORN, W. U. Group size and the cost of agonistic behavior in pumpkinseed sunfish. Ethology, Ecology and Evolution. 1992, 4, 255-271
BROWN, J. L. The evolution of diversity in avian territory systems. Wilson Bulletin. 1964, 76, 160-169