TY - JOUR AU - Wang, Faxing AU - Zheng, Ying TI - Lower and upper solutions for a discrete first-order nonlocal problems at resonance JO - Journal of nonlinear sciences and its applications PY - 2015 SP - 174 EP - 183 VL - 8 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.22436/jnsa.008.03.01/ DO - 10.22436/jnsa.008.03.01 LA - en ID - 10_22436_jnsa_008_03_01 ER -