TY - JOUR AU - Khan, Rahmat A. AU - Ahmad, Bashir TI - A note on rapid convergence of approximate solutions for second order periodic boundary value problems JO - Archivum mathematicum PY - 2005 SP - 135 EP - 143 VL - 41 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_2005__41_2_a0/ LA - en ID - ARM_2005__41_2_a0 ER -