TY - JOUR AU - Kong, Dezhou AU - Liu, Lishan AU - Wu, Yonghong TI - Coupled best approximation theorems for discontinuous operators in partially ordered Banach spaces JO - Journal of nonlinear sciences and its applications PY - 2017 SP - 2946 EP - 2956 VL - 10 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.22436/jnsa.010.06.09/ DO - 10.22436/jnsa.010.06.09 LA - en ID - JNSA_2017_10_6_a8 ER -