TY - JOUR AU - Liang Zhang AU - Yi Chen TI - Existence of Periodic Solutions of $p(t)$-Laplacian Systems JO - Bulletin of the Malaysian Mathematical Society PY - 2012 VL - 35 IS - 1 UR - http://geodesic.mathdoc.fr/item/BMMS_2012_35_1_a2/ ID - BMMS_2012_35_1_a2 ER -