Algorithms for connected set cover problem and fault-tolerant connected set cover problem.

Zhao Zhang Xiaofeng Gao Weili Wu Algorithms for connected set cover problem and fault-tolerant connected set cover problem. 812-817 2009 410 Theor. Comput. Sci. 8-10 http://dx.doi.org/10.1016/j.tcs.2008.11.005 db/journals/tcs/tcs410.html#ZhangGW09