VENUGOPAL, J. S. Shrinkage of Basal Spacing in Vermiculite by Acid Treatment. Journal of Geological Society of India, [S. l.], v. 16, n. 2, p. 220–221, 1975. Disponível em: https://geosocindia.com/index.php/jgsi/article/view/63280. Acesso em: 20 sep. 2024.