Geomechanics of rock array for chamber system of coal deposits development on the example of finalizing by KGRP complexAlexey Bykadorov, Dmitry Degtyarev, Sergey Smirnov and Oleg PechenegovE3S Web Conf., 15 (2017) 01005DOI: https://doi.org/10.1051/e3sconf/20171501005