TY - JOUR AU - Pejović Pavle TI - Approximative solution of the system of nonlinear differential equations by means of the system of interval diffrential equations JO - Novi Sad Journal of Mathematics PY - 1971 SP - 15 EP - 25 VL - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NSJOM_1971_1_Nonea_1/ ID - NSJOM_1971_1_Nonea_1 ER -