TY - JOUR AU - Filippakis, Michael E. TI - Periodic solutions for systems with nonsmooth and partially coercive potential JO - Archivum mathematicum PY - 2006 SP - 225 EP - 232 VL - 42 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_2006__42_3_a2/ LA - en ID - ARM_2006__42_3_a2 ER -