In Russian. Ivanitskaya, Olga Semenovna. Comparison of R-covariant and orthometric forms of Einstein's theory of gravity. Minsk: 1976. Sopostavlenie R-kovariantnoy i ortometricheskoy form eynshteynovoy teorii tyagoteniya. In Russian /Comparison of R-covariant and orthometric forms of Einstein's theory of gravity . All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU6958025
In Russian. Ivanitskaya, Olga Semenovna. Lame calibration and Lorenz local transformation classes for gravitational potentials. Minsk: 1974. Klassy kalibrovok Lame i lokal'nykh preobrazovaniy Lorentsa dlya gravitatsionnykh potentsialov. In Russian /Lame calibration and Lorenz local transformation classes for gravitational potentials. All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU7119756