1. P.B. Medawar, An Unsolved Problem of Biology, first ed., H.K. Lewis and Co., London, London.
2. New Paths in Genetics;Haldane,1942
3. Why do we age?;Kirkwood;Nature,2000
4. Comparative biology of aging;Austad;J. Gerontol. A Biol. Sci. Med. Sci.,2009
5. Longevity and aging;Kaeberlein;F1000Prime Rep.,2013