RADHAKRISHNA, B. P. Exploration Techniques for Groundwater (1977). Journal of Geological Society of India, [S. l.], v. 18, n. 9, p. 521–521, 1977. Disponível em: https://geosocindia.com/index.php/jgsi/article/view/65213. Acesso em: 21 sep. 2024.