GAO Jing-wei. An algorithm for designing communication station to meet service requirement and destroy-resistance target[J]. Journal of Computer Applications, 2005, 25(07): 1704-1706.
[5]TSEN FP,SUNG TY,LIN MY. Finding the most vitial edges with respect to the number of spanning trees [J]. IEEE Transactions on Reliability, 1994,43(4):600-602.