|
Freeman, H. (1979). Phantom cat. Puget Soundings, , 8–13.
|
|
|
Encke, B. (1967). Die sucht von schneeleoparden (Uncia uncia) im Krefelder Tierpark (Vol. 9).
|
|
|
Encke, B. (1966). The breeding of snow leopards (Uncia uncia) in the Krefeld Zoo. Freunde des Kolner Zoo, 9(Winter 1966/1967), 145–146.
|
|
|
Clevenger, S. (1980). Snow leopards: Captivity perpetuates the species (Vol. XVI).
|
|
|
Clevenger, S. A. (1980). Snow leopards born... and born... and born at OKC Zoo.
|
|
|
Clevenger, S., S. (1979). Breeding snow leopards in the north 40.
|
|
|
Clapp, M. Rare cat has back problems. San Antonio News.
|
|
|
Chubykina, H. L., Shilo, R.A. (1981). A study of diurnal activity rhythms in snow leopards and lynx (Panthera uncia and Felix lynx) at Novosibirsk Zoo. International Zoo Yearbook, 21, 193–196.
|
|
|
Camp, V. (1976). The winter pussycat (Vol. XII).
|
|
|
Asai, K. (1976). Animals waiting for salvation.
|
|