TY - JOUR AU - Yuhua Lin TI - Time-dependent perturbation theory for abstract evolution equations of second order JO - Studia Mathematica PY - 1998 SP - 263 EP - 274 VL - 130 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-130-3-263-274/ DO - 10.4064/sm-130-3-263-274 LA - en ID - 10_4064_sm_130_3_263_274 ER -