Singh, Shri Krishna. «Premonitory Elevation Change before an Earthquake Based on Dilatancy-Diffusion Model». Geofísica Internacional 13, no. 3 (julio 1, 1973): 279–289. Accedido marzo 15, 2026. https://revistagi.geofisica.unam.mx/index.php/RGI/article/view/1537.