1. G. Korn and T. Korn, Handbook of Mathematics, 4th ed. (Nauka, Moscow, 1978) [in Russian].
2. N. I. Bezukhov, Fundamentals of the Theory of Elasticity, Plasticity, and Creep (Vyssh. Shk., Moscow, 1968) [in Russian].
3. L. Ya. Perel’, Rolling Bearings: Calculation, Design, and Support Service: A Handbook Podshipniki kacheniya: Raschet, proektirovanie i obsluzhivanie opor: Spravochnik (Mashinostroenie, Moscow, 1983) [in Russian].