ШнюковC. Є., В. Ю. Осипенко, and Ю. Є. Никанорова. 2017. “Fenite Halos of Geological-Geochemical Features of Proskurivka and Chernigivka’s Alkaline-Ultramafic Massifs of Ukrainian Shield”. Visnyk of V. N. Karazin Kharkiv National University, Series "Geology. Geography. Ecology", no. 45 (March), 100-112. https://periodicals.karazin.ua/geoeco/article/view/8213.