PRASAD, B. Hari; RAMACHARYULU, N. Ch. Pattabhi. On the Stability of a Four Species Syn Eco-System with Commensal Prey-Predator Pair with Prey-Predator Pair of Hosts-VI (Normal Steady State). MATEMATIKA, [S. l.], v. 28, p. 181–192, 2012. DOI: 10.11113/matematika.v28.n.573. Disponível em: https://matematika.utm.my/index.php/matematika/article/view/573. Acesso em: 11 may. 2024.