Chadwick, B., et al. “Stratigraphy and Structure of Late Archaean, Dharwar Volcanic and Sedimentary Rocks and Their Basement in a Part of the Shimoga Basin, East of Bhadravathi, Karnataka”. Journal of Geological Society of India, vol. 32, no. 1, July 1988, pp. 1-19, https://geosocindia.com/index.php/jgsi/article/view/66109.