Movsesyan, R.S., and H.I. Movsisyan. 2016. “ENVIRONMENTAL PROTECTION DEDUCTIONS AND INSURANCE OF OBJECTS OF SUBSOIL USE”. Proceedings of the YSU C: Geological and Geographical Sciences 50 (1 (239). Yerevan, Armenia:18-23. https://doi.org/10.46991/PYSU:C/2016.50.1.018.