IVANCHIKOV, P. V. and NEDOREZOV, Lev V., 2011, About a modification of Beddington-Free-Lawton model of parasite-host system dynamics. [online]. 2011. Vol. 1, no. 2, p. 86–94. [Accessed 24 March 2025]. Retrieved from: http://www.iaees.org/publications/journals/ces/articles/2011-1(2)/About-a-modification-of-Beddington-Free-Lawton-model.pdf