TY - JOUR AU - Stevens, R.R. TI - On the Forced Lienard Equation JO - Canadian mathematical bulletin PY - 1969 SP - 79 EP - 84 VL - 12 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1969-009-3/ DO - 10.4153/CMB-1969-009-3 ID - 10_4153_CMB_1969_009_3 ER -