YU, F.; WANG, C. Generation of a New Three Dimension Autonomous Chaotic Attractor and its Four Wing Type. Engineering, Technology & Applied Science Research, Greece, v. 3, n. 1, p. 352–358, 2013. DOI: 10.48084/etasr.190. Disponível em: https://etasr.com/index.php/ETASR/article/view/190. Acesso em: 17 jan. 2022.