TY - JOUR AU - N. Parhi AU - S. Panigrahi TI - On distance between zeros of solutions of third order differential equations JO - Annales Polonici Mathematici PY - 2001 SP - 21 EP - 38 VL - 77 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap77-1-3/ DO - 10.4064/ap77-1-3 LA - en ID - 10_4064_ap77_1_3 ER -