Leonid Khachiyan Endre Boros Konrad Borys Khaled M. Elbassioni Vladimir Gurvich Gábor Rudolf Jihui Zhao On Short Paths Interdiction Problems: Total and Node-Wise Limited Interdiction. 204-233 2008 43 Theory Comput. Syst. 2 http://dx.doi.org/10.1007/s00224-007-9025-6 db/journals/mst/mst43.html#KhachiyanBBEGRZ08