Boccaletti, D. Theory of orbits / v2. perturbative and geometrical methods D. Boccaletti, G. Pucacco. - Corr. 3rd print. - Berlin ; Springer, 1996 - xiv,423p. ill. ; 24 cm. ISBN: 3540603557 Subjects--Index Terms: Orbits Dewey Class. No.: 521/.3 / BOC