HASSAN, MR; THAPA, RR. Applications of KS - variables in celestial mechanics. BIBECHANA, [S. l.], v. 7, p. 54–60, 2010. DOI: 10.3126/bibechana.v7i0.4046. Disponível em: https://nepjol.info/index.php/BIBECHANA/article/view/4046. Acesso em: 3 jan. 2025.