Engelstädter J (November 2008). "Constraints on the evolution of asexual reproduction". BioEssays30 (11–12): 1138–1150. PMID18937362. doi:10.1002/bies.20833.
Stelzer, C.-P.; Schmidt, J.; Wiedlroither, A.; Riss, S. (2010). "Loss of Sexual Reproduction and Dwarfing in a Small Metazoan". PLoS ONE5 (9): e12854. PMID20862222. doi:10.1371/journal.pone.0012854.
Pouchkina-Stantcheva, N. N.; McGee, B. M.; Boschetti, C.; Tolleter, D.; Chakrabortee, S.; Popova, A. V.; Meersman, F.; MacHerel, D.; Hincha, D. K. (2007). "Functional Divergence of Former Alleles in an Ancient Asexual Invertebrate". Science318 (5848): 268–71. PMID17932297. doi:10.1126/science.1144363.
Engelstädter J (November 2008). "Constraints on the evolution of asexual reproduction". BioEssays30 (11–12): 1138–1150. PMID18937362. doi:10.1002/bies.20833.
Bernstein H, Hopf FA, Michod RE (1987). "The molecular basis of the evolution of sex". Adv. Genet.24: 323–70. PMID3324702.
Stelzer, C.-P.; Schmidt, J.; Wiedlroither, A.; Riss, S. (2010). "Loss of Sexual Reproduction and Dwarfing in a Small Metazoan". PLoS ONE5 (9): e12854. PMID20862222. doi:10.1371/journal.pone.0012854.
Pouchkina-Stantcheva, N. N.; McGee, B. M.; Boschetti, C.; Tolleter, D.; Chakrabortee, S.; Popova, A. V.; Meersman, F.; MacHerel, D.; Hincha, D. K. (2007). "Functional Divergence of Former Alleles in an Ancient Asexual Invertebrate". Science318 (5848): 268–71. PMID17932297. doi:10.1126/science.1144363.