Local Bifurcation of Four Species Syn–Ecosymbiosis model. Iraqi Journal of Science, [S. l.], v. 56, n. 1B, p. 474–491, 2023. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10479.. Acesso em: 4 jul. 2024.