Methodologic approaches for geoinformative analyses of ecological-technogenic hazards within coal mine districts of Donbass (on base of private enterprise "Lysychanskcoal" and state enterprise "Pervomayskcoal") - A. I. Kodryk; Ye. O. Yakovliev; S. M. Chumachenko; A. S. Partalian (Mathematical modelling in economy, 2018)