Fishelson, Lev; Hilzerman, Francesco (2002). "Flexibility in Reproductive Styles of Male St. Peter's Tilapia, Sarotherodon galilaeus (Cichlidae)". Environmental Biology of Fishes. 63 (2): 173–182. doi:10.1023/A:1014296103185. S2CID23120157.
Balshine‐Earn, S. (February 1997). "The benefits of uniparental versus biparental mouth brooding in Galilee St. Peter's fish". Journal of Fish Biology. 50 (2): 371–381. doi:10.1111/j.1095-8649.1997.tb01365.x.
Balshine-Earn, Sigal (July 1995). "The costs of parental care in Galilee St Peter's fish,Sarotherodon galilaeus". Animal Behaviour. 50 (1): 1–7. doi:10.1006/anbe.1995.0214. S2CID32390374.
Fishelson, Lev; Hilzerman, Francesco (2002). "Flexibility in Reproductive Styles of Male St. Peter's Tilapia, Sarotherodon galilaeus (Cichlidae)". Environmental Biology of Fishes. 63 (2): 173–182. doi:10.1023/A:1014296103185. S2CID23120157.
Balshine-Earn, Sigal (July 1995). "The costs of parental care in Galilee St Peter's fish,Sarotherodon galilaeus". Animal Behaviour. 50 (1): 1–7. doi:10.1006/anbe.1995.0214. S2CID32390374.