%0 Journal Article %A Nečesal, Petr %T On the resonance problem for the $\text {4}^{\text {th}}$ order ordinary differential equations, Fučík's spectrum %J Archivum mathematicum %D 2000 %P 531-542 %V 36 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/ARM_2000__36_5_a20/ %G en %F ARM_2000__36_5_a20