Ravindra Kumar, G. R. (1992). The Incipient Charnockites of Transition Zone, Granulite Zone and Khondalite Zone of South India: Contrasting Mechanisms and Controlling Factors. Journal of Geological Society of India, 39(4), 293–302. Retrieved from https://geosocindia.com/index.php/jgsi/article/view/67034