TY - BOOK AU - Maslov,V.P. AU - Fedori︠u︡k,M.V. TI - Semi-classical approximation in quantum mechanics SN - 9027712190 U1 - 530.12 PY - 1981/// CY - Dordrecht, Holland, Boston PB - D. Reidel Pub. Co., sold and distributed in the U.S.A. and Canada by Kluwer Boston Inc. KW - Approximation theory KW - Quantum theory N1 - Translation of: Kvaziklassicheskoe priblizhenie dli︠a︡ uravneniĭ kvantovoĭ mekhaniki; Includes indexes ER -