TY - JOUR AU - Daqing Jiang AU - Huizhao Liu TI - On the existence of nonnegative radial solutions for p-Laplacian elliptic systems JO - Annales Polonici Mathematici PY - 1999 SP - 19 EP - 29 VL - 71 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-71-1-19-29/ DO - 10.4064/ap-71-1-19-29 LA - en ID - 10_4064_ap_71_1_19_29 ER -