VIDALÓN VIDALÓN, Edgard. Application of Cartesian coordinates to Planetary Movement. REVCIUNI, [S. l.], v. 17, n. 1, p. 22–24, 2021. Disponível em: https://www.revistas.uni.edu.pe/index.php/revciuni/article/view/951. Acesso em: 19 may. 2024.