REDONDO, Johan Manuel; OLIVAR TOST, Gerard; IBARRA-VEGA, Danny; PEÑA-RINCON, Carlos. Saddle-node bifurcation in the dynamic analysis of a national energy market. Memorias, Colombia,CO, n. 1, p. 51–57, 2018. DOI: 10.22490/25904779.3066. Disponível em: https://hemeroteca.unad.edu.co/index.php/memorias/article/view/3066.. Acesso em: 6 may. 2024.