(1)题目：On a class of renewal risk model with random income
作者：Hu Yang, Zhimin Zhang
出处：Applied Stochastic Models in Business and Industry Volume 25, Issue 6, pages 678–695, November/December 2009
链接：http://onlinelibrary.wiley.com/doi/10.1002/asmb.752/abstract

(2)题目：A ruin model with random income and dependence between claim sizes and claim intervals
作者：Hu Yang, Yuan-yuan Hao
出处：Acta Mathematicae Applicatae Sinica (English Series)  Volume 26, Number 4, 625-632, DOI: 10.1007/s10255-010-0028-8
链接：http://www.springerlink.com/content/9p1377ju14r64n41/

万分感谢！