Bandura, A. I., and A. I. Mokhnal. “To the Theorem on Differentiation of Inequalities Between Convex Functions”. PRECARPATHIAN BULLETIN OF THE SHEVCHENKO SCIENTIFIC SOCIETY. Number, no. 21(79), Dec. 2025, pp. 11-18, doi:10.31471/2304-7399-2025-21(79)-11-18.