Das Sharma, S., D. J. Patil, R. Murari, K. Gopalan, and G. V. Nesterenko. 1994. “Oxygen Isotope Systematics of Siberian Basalts”. Journal of Geological Society of India 44 (3):327-30. https://geosocindia.com/index.php/jgsi/article/view/67673.