Mertl-Millhollen, S. A.; Gustafson, H. L.; Budnitz, N.; Dainis, K.; Jolly, A. (1979). "Population and territory stability of Lemur catta at Berenty, Madagascar". Folia Primatologica. 31 (1–2): 106–123. doi:10.1159/000155875. PMID114464.
Jolly, A.; et al. (1982). "Population and troop ranges of Lemur catta and Lemur fulvus at Berenty, Madagascar: 1980 census". Folia Primatologica. 39 (1–2): 115–123. doi:10.1159/000156070. PMID7141348.
Jolly, A.; et al. (1982). "Propithecus verreauxi population and ranging at Berenty, Madagascar: 1975 and 1980". Folia Primatologica. 39 (1–2): 124–144. doi:10.1159/000156071. PMID7141349.
Mertl-Millhollen, S. A.; Gustafson, H. L.; Budnitz, N.; Dainis, K.; Jolly, A. (1979). "Population and territory stability of Lemur catta at Berenty, Madagascar". Folia Primatologica. 31 (1–2): 106–123. doi:10.1159/000155875. PMID114464.
Jolly, A.; et al. (1982). "Population and troop ranges of Lemur catta and Lemur fulvus at Berenty, Madagascar: 1980 census". Folia Primatologica. 39 (1–2): 115–123. doi:10.1159/000156070. PMID7141348.
Jolly, A.; et al. (1982). "Propithecus verreauxi population and ranging at Berenty, Madagascar: 1975 and 1980". Folia Primatologica. 39 (1–2): 124–144. doi:10.1159/000156071. PMID7141349.