Guyumjyan H, Gyurjyan A. GEOLOGICAL CONDITIONS OF ORIGIN OF SECONDARY AMULSAR QUARTS. Proc. YSU C: Geol. Geogr. Sci. [Internet]. 2018 Aug. 10 [cited 2024 Nov. 21];52(2 (246):95-101. Available from: https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol52_no2_2018_pp95-101