[1]
V. Gasparyan, S. Grigoryan, M. Kirakosyan, and L. Harutyunyan, “ECOLOGICAL SIGNIFICANCE OF LITHOGEOCHEMICAL EXPLORATION METHODS FOR ORE DEPOSITS”, Proc. YSU C: Geol. Geogr. Sci., vol. 47, no. 1 (230), pp. 3–9, Apr. 2013.