O. Cuellar og C.O. McKinney (1976). «Natural hybridization between parthenogenetic and bisexual lizards: detection of uniparental source by skin grafting». J. Exp. Zool. 196 (3): 341–350. ISSN1932-5231. doi:10.1002/jez.1401960308.
A. Marasek, H. Mizuochi og K. Okazaki (2006). «The origin of Darwin hybrid tulips analyzed by flow cytometry, karyotype analyses and genomic in situ hybridization». Euphytica. 151 (3): 279–290. ISSN1573-5060. doi:10.1007/s10681-006-9147-y.
M. Ogielska, P. Kierzkowski og M. Rybacki (2004). «DNA content and genome composition of diploid and triploid water frogs belonging to the Rana esculenta complex (Amphibia, Anura)». Can. J. Zool. 82 (12): 1894–1901. ISSN1480-3283. doi:10.1139/Z04-188.
A.H. Paterson, J.E. Bowers og B.A. Chapman (2004). «Ancient polyploidization predating divergence of the cereals, and its consequences for comparative genomics». Proc. Natl. Acad. Sci. USA. 101 (26): 9903–9908. ISSN1091-6490. doi:10.1073/pnas.0307901101.
R.F. Furlong og P.W.H. Holland (2002). «Were vertebrates octoploid?». Phil. Trans. R. Soc. Lond. B. 357 (1420): 531–544. ISSN1471-2970. doi:10.1098/rstb.2001.1035.
O. Cuellar og C.O. McKinney (1976). «Natural hybridization between parthenogenetic and bisexual lizards: detection of uniparental source by skin grafting». J. Exp. Zool. 196 (3): 341–350. ISSN1932-5231. doi:10.1002/jez.1401960308.
A. Marasek, H. Mizuochi og K. Okazaki (2006). «The origin of Darwin hybrid tulips analyzed by flow cytometry, karyotype analyses and genomic in situ hybridization». Euphytica. 151 (3): 279–290. ISSN1573-5060. doi:10.1007/s10681-006-9147-y.
M. Ogielska, P. Kierzkowski og M. Rybacki (2004). «DNA content and genome composition of diploid and triploid water frogs belonging to the Rana esculenta complex (Amphibia, Anura)». Can. J. Zool. 82 (12): 1894–1901. ISSN1480-3283. doi:10.1139/Z04-188.
A.H. Paterson, J.E. Bowers og B.A. Chapman (2004). «Ancient polyploidization predating divergence of the cereals, and its consequences for comparative genomics». Proc. Natl. Acad. Sci. USA. 101 (26): 9903–9908. ISSN1091-6490. doi:10.1073/pnas.0307901101.
R.F. Furlong og P.W.H. Holland (2002). «Were vertebrates octoploid?». Phil. Trans. R. Soc. Lond. B. 357 (1420): 531–544. ISSN1471-2970. doi:10.1098/rstb.2001.1035.