Satellite Dynamics: Symposium São Paulo/Brazil June 19–21, 1974 IUTAM Symposia Editat de G.E.O. Giacaglia et al. 16 mar 2012 Paperback Preț: 631.77 lei 743.26 lei 6-8 săpt. -15%
Periodic Orbits, Stability and Resonances: Proceedings of a Symposium Conducted by the University of São Paulo, the Technical Institute of Aeronautics of São José Dos Campos, and the National Observatory of Rio De Janeiro, at the University of São Paulo, São Paulo, Brasil, 4–12 September, 1969 Editat de G.E.O. Giacaglia 8 noi 2011 Paperback Preț: 398.82 lei 6-8 săpt.