Stepanenko , D. O., D. M. Togobytska, S. V. Semiryagin, I. R. Povorotnya, and A. I. Belkova. “Prospects for Recycling Leather Industry Waste As a Source of Chromium-Containing Raw Materials: Physicochemical Analysis of the Fe–Cr–P–O System”. Theory and Practice of Metallurgy, no. 1, Mar. 2026, pp. 63-68, doi:10.15802/tpm.1.2026.08.