CRUZ-SANTIAGO, R.; LÓPEZ-BONILLA, J.; MORALES, J. A Note on the Riccati Equation. Himalayan Physics, [S. l.], v. 4, p. 32–33, 2013. DOI: 10.3126/hj.v4i0.9424. Disponível em: https://nepjol.info/index.php/HP/article/view/9424. Acesso em: 18 sep. 2024.