MKRTCHYAN, H. H.; MUKHSY-OVEYAN, G. A. STAGING OF DEPOSITS’ ECONOMIC ASSESSMENT AND ROUGH SHOWINGS OF EXPENSES IN THE EARLY STAGES OF MINERAL RESOURCES’ EXPLORATION. Proceedings of the YSU C: Geological and Geographical Sciences, Yerevan, Armenia, v. 41, n. 1 (212), p. 117–123, 2007. DOI: 10.46991/PYSU:C/2007.41.1.117. Disponível em: https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol41_no1_2007_pp117-123. Acesso em: 22 jul. 2024.