Kovalenko, V. V. 2008. “The Development of the Chemical Composition of the Economy Doped Chrome and Manganese Iron for Lining the Feed Chute and the End Walls of the Gondola Hopper 22-471 Carrying the Abrasive Materials”. Science and Transport Progress, no. 21 (April):117-21. https://doi.org/10.15802/stp2008/16295.