TY - JOUR AU - Šoltés, Vincent TI - Comparison and oscillation theorems for second order differential equations JO - Mathematica slovaca PY - 1996 SP - 63 EP - 70 VL - 46 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1996__46_1_a6/ LA - en ID - MASLO_1996__46_1_a6 ER -