TY - JOUR AU - Kreith, Kurt TI - Oscillation Properties of Weakly Time Dependent Hyperbolic Equations JO - Canadian mathematical bulletin PY - 1983 SP - 368 EP - 373 VL - 26 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1983-063-2/ DO - 10.4153/CMB-1983-063-2 ID - 10_4153_CMB_1983_063_2 ER -