TY - JOUR AU - Greguš, Michal TI - On the oscillatory behaviour of certain third order nonlinear differential equation JO - Archivum mathematicum PY - 1992 SP - 221 EP - 228 VL - 28 IS - 3-4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_1992__28_3-4_a10/ LA - en ID - ARM_1992__28_3-4_a10 ER -