TY  - BOOK
AU  - Andronov, Aleksandr Aleksandrovich,
AU  - Chaikin, C. Emmanuilovich.
AU  - Lefschetz, Solomon,
TI  - Theory of oscillations
PY  - 1949///
CY  - Princeton, N.J.
PB  - Princeton University Press
KW  - Oscillations
N1  - A condensation  of the author's Teop (transliterated: Teorifa koleba nil) v. pub. in 1937, made as part of the work on the project on non-li near defferential equations under contract with the Office of Naval Res earch, Project Nr. 043-942. Supplementary reading list : p. 349; Includes bibliographical references and index
ER  -