Shi, W. (2005). "Hybrid dysgenesis effects"(PDF). Growth and Behaviour: Epigenetic and Genetic Factors Involved in Hybrid Dysgenesis (PhD). Digital Comprehensive Summaries of Uppsala Dissertations from the Faculty of Science and Technology. Uppsala: Acta Universitatis Upsaliensis. p. 8–10.
Shankaranarayanan P, Banerjee M, Kacker RK, Aggarwal RK, Singh L (1997). "Genetic variation in Asiatic lions and Indian tigers". Electrophoresis. 18 (9): 1693–1700. doi:10.1002/elps.1150180938. PMID9378147.
Shankaranarayanan P, Banerjee M, Kacker RK, Aggarwal RK, Singh L (1997). "Genetic variation in Asiatic lions and Indian tigers". Electrophoresis. 18 (9): 1693–1700. doi:10.1002/elps.1150180938. PMID9378147.