Pokalyuk, V. V., A. A. Aronsky, N. V. Shafranskaya, and A. A. Matoshko. “Fracture of Podolia Caves in the Aspect of Rotational and Tectonic Causes of Formation”. Geofizicheskiy Zhurnal 34, no. 6 (December 1, 2012): 101–112. Accessed May 18, 2022. http://journals.uran.ua/geofizicheskiy/article/view/116715.