Garanin, V.K., G.P. Kudriavtseva, and T.V. Possukhova. “Diamonds of Arkhangelsk Kimberlite Province (review)”. International Kimberlite Conference: Extended Abstracts 7, no. 1 (April 17, 1998): 233–235. Accessed April 19, 2024. https://ikcabstracts.com/index.php/ikc/article/view/2693.