МОХАММАД, Р. А. А. А. Instability in dynamic balance of volterra-lotka systems with perturbations in the right side. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 2, n. 4(68), p. 47–50, 2014. DOI: 10.15587/1729-4061.2014.23138. Disponível em: https://journals.uran.ua/eejet/article/view/23138. Acesso em: 7 may. 2024.