Venkataramana, P., and A. K. Datta. “Contrasting Volcanic Suites in Naga Hills and Their Bearing on the Tectonic Evolution of the Naga Hills Ophiolite Belt, N.E. India”. Journal of Geological Society of India, vol. 30, no. 1, July 1987, pp. 33-47, https://geosocindia.com/index.php/jgsi/article/view/66053.