Nekrasov, Boris Borisovič Problems in hydraulics / Boris Borisovič Nekrasov, N Fabrikant and A Kočergin, Translated from the Russian by Anatoly Troitsky - Moscow: Mir Publishers, c1974. - 192 p.: ill.; 20 cm. English Subjects--Topical Terms: Fluid mechanicsHydraulics Dewey Class. No.: 627/NEP