TY - JOUR AU - Wan-Tong Li AU - Sui Cheng TI - Classifications and existence of positive solutions of a higher order nonlinear difference equation JO - Colloquium Mathematicum PY - 2000 SP - 137 EP - 153 VL - 83 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-83-1-137-153/ DO - 10.4064/cm-83-1-137-153 LA - en ID - 10_4064_cm_83_1_137_153 ER -