00969nam0-22003491i-450 99000114323040332120201109115413.03-540-50491-5000114323FED01000114323(Aleph)000114323FED0100011432320010502d1989----km-y0itay50------baengUSa---a---001yyDirect methods in the calculus of variationsB. DacorognaBerlin [etc.]Springer-Verlag1989Applied mathematical sciences78Calcolo delle variazioni515.64Dacorogna,Bernard42453ITUNINARICAUNIMARCBK990001143230403321C-33-(785738MA102 36 B 265827FINBNFINBNMA149-02Direct methods in the calculus of variations83425UNINA