G, O., O. D, K. O, T. A, D. G, I. A, and A. B. “Hydrochemical Investigation of the Wells Water in Bayanzurkh, Ulaanbaatar”. Bulletin of the Institute of Chemistry and Chemical Technology, no. 8, Dec. 2020, pp. 63-69, doi:10.5564/bicct.v0i8.1480.