RAJARAMA RAO, T. Isogonal Conjugates. The Journal of the Indian Mathematical Society, [S. l.], v. 4, n. 5, p. 173–175, 1912. DOI: 10.18311/jims/1912/17768. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/17768. Acesso em: 28 apr. 2024.