TY - JOUR AU - Grace, S. R. AU - Lalli, Bikkar S. TI - Oscillation theorems for certain nonlinear differential equations with deviating arguments JO - Czechoslovak Mathematical Journal PY - 1986 SP - 268 EP - 274 VL - 36 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1986.102090/ DO - 10.21136/CMJ.1986.102090 LA - en ID - 10_21136_CMJ_1986_102090 ER -