Petchnikov, V.A. “Structure and Peculiarities of Formation the Kumdykolskoyedeposit”. International Kimberlite Conference: Extended Abstracts 6, no. 1 (September 19, 1995): 439–440. Accessed April 29, 2024. https://ikcabstracts.com/index.php/ikc/article/view/1922.