TY - GEN AU - Mishchenko,Aleksandr Sergeevich AU - Shatalov,V.E. AU - Sternin,B.IU TI - Lagrangian manifolds and the Maslov operator T2 - Springer series in Soviet mathematics SN - 3540136134 (Springer-Verlag Berlin Heidelberg New York) U1 - 515.35 PY - 1990/// CY - Berlin, New York PB - Springer-Verlag KW - Manifolds (Mathematics)- KW - Operator theory KW - Differential equations- KW - Asymptotic theory KW - Variétés (Mathématiques) KW - ram KW - Opérateurs, théorie des KW - Equations différentielles- KW - Théorie asymptotique N1 - Includes bibliographical references (p. [377]-390) and indexes ER -