Topological Methods for Ordinary Differential Equations: Lectures given at the 1st Session of the Centro Internazionale Matematico Estivo (C.I.M.E.) held in Montecatini Terme, Italy, June 24-July 2, 1991 Lecture Notes in Mathematics, nr. 1537 Autor Patrick Fitzpatrick et al. 8 mar 1993 Paperback Preț: 465.45 lei 6-8 săpt.
Method of Guiding Functions in Problems of Nonlinear Analysis Lecture Notes in Mathematics, nr. 2076 Autor Valeri Obukhovskii et al. 29 mai 2013 Paperback Preț: 335.70 lei 6-8 săpt.