SWAMINARAYAN, J. C. The Volume of a Tetrahedron in Terms of its Six Edges. The Journal of the Indian Mathematical Society, [S. l.], v. 4, n. 2, p. 56–58, 1912. DOI: 10.18311/jims/1912/17785. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/17785. Acesso em: 5 may. 2024.