Periodic Solutions of Singular Lagrangian Systems Progress in Nonlinear Differential Equations and Their Applications, nr. 10 Autor A. Ambrosetti et al. iul 1993 Hardback Preț: 640.71 lei 753.77 lei 6-8 săpt. -15%
Periodic Solutions of Hamiltonian Systems and Related Topics Nato Science Series C:, nr. 209 Editat de P.H. Rabinowitz et al. 31 iul 1987 Hardback Preț: 1222.94 lei 1491.38 lei 6-8 săpt. -18%