Galois theory of semiprime rings

V. K. Kharchenko, "Fixed elements under a finite group acting on a semiprime ring," Algebra Logika,14, No. 3, 328–344 (1975). V. K. Kharchenko, "Galois extensions and rings of quotients," Algebra Logika,13, No. 4, 460–484 (1974). V. K. Kharchenko, "Generalized identities involving automorphisms," Algebra Logika,14, No. 2, 215–237 (1975). V. K. Kharchenko, "Generalized identities involving automorphisms of associative rings with unity," Algebra Logika,14, No. 6, 681–696 (1975). N. Jacobson, Structure of Rings, American Mathematical Society, Providence, Rhode Island (1956). M. Cohen and S. Montgomery, "Semisimple Artinian rings of fixed points," Canad. Math. Bull., No. 18, 189–190 (1975). M. Cohen, "Semiprime Goldie centralizers," Israel J. Math., No. 20, 37–45 (1975). M. Cohen, "Goldie centralizers of separable subalgebras," Notices Am. Math. Soc., No. 22, A-306 (1975). I. Herstein and L. Neumann, "Centralizers in rings," Ann. Mat. Pura Appl., No. 102, 37–44 (1975). G. Hochschild, "Double vector spaces over division rings," Amer. J. Math., No. 71, 443–460 (1949). T. Nakayama, "Galois theory of simple rings," Trans. Am. Math. Soc., No. 73, 276–292 (1952). A. Rosenberg and D. Zelinsky, "Galois theory of continuous transformation rings," Trans. Am. Math. Soc., No. 79, 429–452 (1955). S. Chase, D. Harrison, and A. Rosenebrg, "Galois theory and cohomology of commutative rings," Memoirs Am. Math. Soc., No. 52 (1965). Y. Migashita, "Finite outer Galois theory of noncommutative rings," J. Faculty Hokkaido Univ.,19, No. 3, 114–134 (1966). H. Kreimer, "A Galois theory for noncommutative rings," Trans. Am. Math. Soc.,127, No. 1, 29–41 (1967). M. Ferrero, "On the Galois theory of noncommutative rings," Osaka J. Math., No. 7, 81–88 (1970). R. Moors, "Théorème fondamental de la théorie de Galois finie pour certains anneaux non commutatifs," Bull. Soc. Roy. Sci. Liège,39, Nos. 11–12, 541–550 (1970).