DEMIRCHYAN, A. R. INVESTIGATION OF REOLITE-DATSITE TUFFS OF TASHIR AND ORGANIZING THE PRODUCTION OF SILICATE POTASSIUM CONTAINING CHLORINELESS FERTILIZERS IN VANADZOR. Proceedings of the YSU C: Geological and Geographical Sciences, Yerevan, Armenia, v. 43, n. 1 (218), p. 25–29, 2009. DOI: 10.46991/PYSU:C/2009.43.1.025. Disponível em: https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol43_no1_2009_pp025-029. Acesso em: 22 jul. 2024.