Algorithm for finding k-vertex out-trees and its application to k-internal out-branching problem.

Nathann Cohen Fedor V. Fomin Gregory Gutin Eun Jung Kim 0002 Saket Saurabh Anders Yeo Algorithm for finding k-vertex out-trees and its application to k-internal out-branching problem. 650-662 2010 76 J. Comput. Syst. Sci. 7 http://dx.doi.org/10.1016/j.jcss.2010.01.001 db/journals/jcss/jcss76.html#CohenFGKSY10