NARANIENGAR, M. T. Some Properties of Curves and Surfaces. The Journal of the Indian Mathematical Society, [S. l.], v. 4, n. 3, p. 84–90, 1912. DOI: 10.18311/jims/1912/17754. Disponível em: https://www.informaticsjournals.com/index.php/jims/article/view/17754. Acesso em: 4 may. 2024.