1. L. G. Loitsyanskii, ?On changing the resistance of bodies by filling the boundary layer with liquids having other physical constants,? Prikl. Matem. i Mekhan.,6, No. 1 (1942).
2. K. K. Fedyaevskii, ?Decrease in frictional resistance through a change in the physical constants of the liquid at the wall,? Izv. Akad. Nauk SSSR, Otd. Tekh. Nauk, Nos. 9?10, (1943).
3. V. N. Isachenkov, ?Viscosity of a gas-saturated liquid,? in: Proceedings of the Institute of Hydrodynamics, Siberian Branch, Academy of Sciences of the USSR [in Russian], Novosibirsk (1963), pp. 16?23.
4. H. Shigeru and O. Morimatsu, ?The relationship between the apparent viscosity and the void fraction in two-phase flow,? Bull. Japan. Soc. Mech. Eng.,14, No. 75 (1971).
5. A. M. Basin, A. I. Korotkin, and L. F. Kozlov, Control of the Boundary Layer of a Ship [in Russian], Sudostroenie, Leningrad (1968).