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3. The demographic and genetic status of the captive population of Asian lions (Panthera leo persica). Report to AAZPA SSP Lion Propagation Group, Knoxville, Tennessee, March 11, 1983.
4. Inbreeding and juvenile mortality in small populations of ungulates: A detailed analysis
5. ; Demographic and genetic status of the captive population of Sumatran tigers (Panthera tigris sumatrae). International Tiger Studbook (1983).