TY - Acta mathematica scientia,Series A A1 - Zhang Wanlu, Yin Xiaolong, Zhao Xianghua T1 - On the Occupation Times in a Dual Delayed Sparre Andersen Risk Model Y1 - 2019-08-26 JF - Acta mathematica scientia, Series A JO - Acta mathematica scientia,Series A SP - 918 EP - 931 VL - 39 IS - 4 UR - http://121.43.60.238/sxwlxbA N1 - ER -