TY - JOUR AU - Došlý, Ondřej TI - Oscillatory properties of fourth order Sturm-Liouville differential equations JO - Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica PY - 2002 SP - 55 EP - 65 VL - 41 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AUPO_2002__41_1_a6/ LA - en ID - AUPO_2002__41_1_a6 ER -