Calculus of variations / I. M. Gelfand, S. V. Fomin ; revised english edition, translated and edited by Richard A. Silverman - Gelfand, I. M.; Silverman, Richard A., trad. Fomin, S. V. (Englewood Cliffs, New Jersey : Prentice-Hall)
Keywords: 1.CÁLCULO DE VARIACIONES 2.ANÁLISIS FUNCIONAL 3.ECUACIONES DE EULER