求以下文章：谢谢了
Xikui, Liu; Yan, Li; Jin, Xu. DNA Directed Model for Shortest Superstring Problem，Journal of Computational and Theoretical Nanoscience, Volume 8, Number 10, October 2011 , pp. 2112-2117(6)


DNA Directed Model for Shortest Superstring Problem
Authors: Xikui, Liu; Yan, Li; Jin, Xu
Source: Journal of Computational and Theoretical Nanoscience, Volume 8, Number 10, October 2011 , pp. 2112-2117(6)
Publisher: American Scientific Publishers