Kamysbaev, D., B. Serikbaev, and G. Arbuz. “Synthesis of Molybdenum and Tungsten Modified Composite Systems Based on Bisorbent from Rice Husk”. Chemical Bulletin of Kazakh National University, Vol. 87, no. 4, Dec. 2017, pp. 4-11, doi:https://doi.org/10.15328/cb977.