CHAUCLHURI, N. P. 150 YEARS OF GEOLOGICAL SURVEY OF INDIA. Indian Science Cruiser, [S. l.], v. 15, n. 4, p. 25–30, 2001. Disponível em: https://informaticsjournals.com/index.php/ISC/article/view/42487. Acesso em: 23 jul. 2024.