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. 37-46 2009 COCOON http://dx.doi.org/10.1007/978-3-642-02882-3_5 conf/cocoon/2009 db/conf/cocoon/cocoon2009.html#CohenFGKSY09