1. 1. Deshchytsya, S. A., & Shamotko, V .I. (2005). Investigations of karst processes development on the potassium mining fields. Investigations of recent geodynamics in the Ukrainian Carpathians, ed. of V. I. Starostenko, Kyiv, Naukova dumka, 210-232 (in Ukrainian).
2. 2. Deshchytsya, S. A., Pidviryy, O. I., Romaniuk, O. I., Sadovyj, Yu. V., Kolyadenko, V. V., Savkiv, L. G., & Myshchyshyn, Yu. S. (2016). Estimation of ecologically problem objects states in Kalush mining and industrial district by electromagnetic methods and their monitorig, Nauka innov, 2016, 12(5), 47-59 (in Ukrainian). http://dspace.nbuv.gov.ua/handle/123456789/117326
3. 3. Gajdin, A. M., & Rud'ko, G. I. (1998). Sulfur karst and its technogenic activation. Кyiv, Znannja (in Ukrainian).
4. 4. Gajdin, А. М. (2017). Geomechanics of Stebnyk chasm. Ecologic safety and balanced resource usage, 2, 101-107 (in Ukrainian). http://ebzr.nung.edu.ua/index.php/ebzr/article/view/161
5. 5. Gajdin, А. М., Dyakiv, V. О., & Chikova, І. V. (2014). Deformations of Earth's surface in the location of Stebnyk potassium mines. Ecologic safety and balanced resource usage, 2(10), 112-120 (in Ukrainian). http://ebzr.nung.edu.ua/index.php/ebzr/article/view/79