Khodosevich, Konstantin; Lebedev, L; Sverdolv, E. (October 2002). «Endogenous retroviruses and human evolution». Comparative and Functional Genomics3 (3): 494-98. doi:10.1002/cfg.216.
Spencer TE, Palmarini M (2012). «Endogenous retroviruses of sheep: a model system for understanding physiological adaptation to an evolving ruminant genome». J Reprod Dev58 (1): 33-7. PMID22450282. doi:10.1262/jrd.2011-026.
Black SG, Arnaud F, Palmarini M, Spencer TE (2010). «Endogenous Retroviruses in Trophoblast Differentiation and Placental Development». American Journal of Reproductive Immunology64 (4): 255-264. PMID20528833. doi:10.1111/j.1600-0897.2010.00860.x.
Kovalskaya E, Buzdin A, Gogvadze E, Vinogradova T, Sverdlov E (2006). «Functional human endogenous retroviral LTR transcription start sites are located between the R and U5 regions». Virology346 (2): 373-8. PMID16337666. doi:10.1016/j.virol.2005.11.007.
Dunn CA, Romanish MT, Gutierrez LE, van de Lagemaat LN, Mager DL (2006). «Transcription of two human genes from a bidirectional endogenous retrovirus promoter». Gene366 (2): 335-42. PMID16288839. doi:10.1016/j.gene.2005.09.003.
Cotton, J. (2001). «Retroviruses from retrotransposons». Genome Biology2 (2): 6. Archivado desde el original el 27 de junio de 2015. Consultado el 15 de abril de 2016. «It appears that the transition from nonviral retrotransposon to retrovirus has occurred independently at least eight times, and the source of the envelope gene responsible for infectious ability can now be traced to a virus in at least four of these instances. This suggests that potentially, any LTR retrotransposon can become a virus through the acquisition of existing viral genes.»
Spencer TE, Palmarini M (2012). «Endogenous retroviruses of sheep: a model system for understanding physiological adaptation to an evolving ruminant genome». J Reprod Dev58 (1): 33-7. PMID22450282. doi:10.1262/jrd.2011-026.
Black SG, Arnaud F, Palmarini M, Spencer TE (2010). «Endogenous Retroviruses in Trophoblast Differentiation and Placental Development». American Journal of Reproductive Immunology64 (4): 255-264. PMID20528833. doi:10.1111/j.1600-0897.2010.00860.x.
Kovalskaya E, Buzdin A, Gogvadze E, Vinogradova T, Sverdlov E (2006). «Functional human endogenous retroviral LTR transcription start sites are located between the R and U5 regions». Virology346 (2): 373-8. PMID16337666. doi:10.1016/j.virol.2005.11.007.
Dunn CA, Romanish MT, Gutierrez LE, van de Lagemaat LN, Mager DL (2006). «Transcription of two human genes from a bidirectional endogenous retrovirus promoter». Gene366 (2): 335-42. PMID16288839. doi:10.1016/j.gene.2005.09.003.
Cotton, J. (2001). «Retroviruses from retrotransposons». Genome Biology2 (2): 6. Archivado desde el original el 27 de junio de 2015. Consultado el 15 de abril de 2016. «It appears that the transition from nonviral retrotransposon to retrovirus has occurred independently at least eight times, and the source of the envelope gene responsible for infectious ability can now be traced to a virus in at least four of these instances. This suggests that potentially, any LTR retrotransposon can become a virus through the acquisition of existing viral genes.»