[1]
P. S. Boyko, A. Y. Albekov, and O. G. Reznikova, “Petrographic characteristics of the granite gneisses of the Usmanskiy Pinewood forest: towards the origin of the ‘Kudeyarov stones’ in the Voronezh State Nature Biosphere Reserve”, geology, no. 4, pp. 87-93, Dec. 2020.