राजस्थान में खनिज संसाधनों का भौगोलिक अध्ययन: A Study on Mineral Resources in Rajasthan. Journal of Advances and Scholarly Researches in Allied Education, [S. l.], v. 15, n. 7, p. 610–617, 2018. Disponível em: https://ignited.in/index.php/jasrae/article/view/8753.. Acesso em: 20 sep. 2024.