01061nam0-2200337li-450 99000014686020331620180312154911.090-286-0106-60014686USA010014686(ALEPH)000014686USA01001468620001109d1977----km-y0itay0103----baengNEDirect variational methods and eigenvalue problems in engineeringHorst LeipholzLeydenNoordhoff International Publisherscopyr. 1977calcolo delle variazioni515.64.Leipholz,Horst40561Sistema bibliotecario di Ateneo dell' Università di SalernoRICA990000146860203316515.64 LEI0004787BKTEC1994092620001110USA01171220020403USA011622PATRY9020040406USA011611Direkte Methode der Variationsrechnung und Eigenwertprobleme der Technik52135UNISA