Hagedorn, Peter . Non-linear oscillations / Peter Hagedorn ; translated and edited by Wolfram Stadler. - Oxford : Clarendon Press , 1988. - xi, 311p. : figs. ; 24cm . Includes index ISBN: 0198561946 UKP 20.00 Subjects--Index Terms: NONLINEAR OSCILLATIONS Dewey Class. No.: 531.32 / HAG/N