Evaluation of the State of the Eco logically Problematic Mining and Industrial Objects in Kalush Region by Electromagnetic Methods and their Monitoring - S. A. Deshchytsia; O. I. Pidvirnyi; O. I. Romaniuk; Yu. V. Sadovyi; V. V. Koliadenko; L. H. Savkiv; Yu. S. Myshchyshyn (Science and innovation, 2016)