KADDAR, A.; TALIBI ALAOUI, H. Global Existence of Periodic Solutions in a Delayed Kaldor-Kalecki Model. Nonlinear Analysis: Modelling and Control, [S. l.], v. 14, n. 4, p. 463–472, 2009. DOI: 10.15388/NA.2009.14.4.14468. Disponível em: https://www.journals.vu.lt/nonlinear-analysis/article/view/14468.. Acesso em: 24 may. 2024.