GanikhodzhaevN. N., ZhamilovU. U., & Mukhitdinov R. T. (2013). Nonergodic Quadratic Operators for a Two-Sex Population. Ukrains’kyi Matematychnyi Zhurnal, 65(8), 1152–1160. Retrieved from http://umj.imath.kiev.ua/index.php/umj/article/view/2498