TY - Acta mathematica scientia,Series A A1 - Wurichaihu, Alatancang T1 - Property (h) and Perturbations Y1 - 2019-08-26 JF - Acta mathematica scientia, Series A JO - Acta mathematica scientia,Series A SP - 713 EP - 719 VL - 39 IS - 4 UR - http://121.43.60.238/sxwlxbA N1 - ER -