Muller HJ (May 1964). "The relation of recombination to mutational advance". Mutation Research. 106: 2–9. doi:10.1016/0027-5107(64)90047-8. PMID14195748. (original paper as cited by, e.g.: Smith JM, Szathmary E (1997). The major transitions in evolution. Oxford, New York, Tokyo: Oxford University Press. ; Futuyma DJ (1998). Evolutionary biology (3rd ed.). Sunderland, Mass.: Sinauer Associates.)
Haigh J (October 1978). "The accumulation of deleterious genes in a population--Muller's Ratchet". Theoretical Population Biology. 14 (2): 251–67. doi:10.1016/0040-5809(78)90027-8. PMID746491.
Muller HJ (May 1964). "The relation of recombination to mutational advance". Mutation Research. 106: 2–9. doi:10.1016/0027-5107(64)90047-8. PMID14195748. (original paper as cited by, e.g.: Smith JM, Szathmary E (1997). The major transitions in evolution. Oxford, New York, Tokyo: Oxford University Press. ; Futuyma DJ (1998). Evolutionary biology (3rd ed.). Sunderland, Mass.: Sinauer Associates.)
Haigh J (October 1978). "The accumulation of deleterious genes in a population--Muller's Ratchet". Theoretical Population Biology. 14 (2): 251–67. doi:10.1016/0040-5809(78)90027-8. PMID746491.