POCOCK, R. J. Astronomical Notes. The Journal of the Indian Mathematical Society, [S. l.], v. 9, n. 4, p. 153–154, 1917. DOI: 10.18311/jims/1917/17613. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/17613. Acesso em: 7 may. 2024.