Garavito Armero J. Definitive formulas for the calculation of the motion of the moon by the Hill-Brown method, and with the notation used by Henry Poincaré in volume III of his Course in Celestial Mechanics. Vol 6 (24): 560-570, 1946. Rev. Acad. Colomb. Cienc. Ex. Fis. Nat. [Internet]. 2020 Mar. 24 [cited 2026 Nov. 15];44(170):69-80. Available from: https://raccefyn.co/index.php/raccefyn/article/view/1179