Rajamani, V., et al. “Are Patna and Bisanattam Granites (Adjoining the Kolar Schist Belt) Cogenetic?”. Journal of Geological Society of India, vol. 30, no. 2, Aug. 1987, pp. 98-105, https://geosocindia.com/index.php/jgsi/article/view/66105.