TY - BOOK AU - Minorsky, N. TI - Théorie des oscillations T3 - Mémorial des sciences mathématiques PY - 1967 DA - 1967/// IS - 163 PB - Gauthier-Villars UR - http://archive.numdam.org/item/MSM_1967__163__1_0/ UR - https://zbmath.org/?q=an%3A0146.20503 UR - https://www.ams.org/mathscinet-getitem?mr=221013 LA - fr ID - MSM_1967__163__1_0 ER -