Collective Tree Spanners of Graphs F.F. Dragan, C. Yan, I. Lomonosov Kent State University, USA Hiram College, USA.
Network Flow Spanners
Collective Tree Spanners of Graphs
Collective Additive Tree Spanners of Homogeneously Orderable Graphs
Collective Tree Spanners and Routing in AT-free Related Graphs F.F. Dragan, C. Yan, D. Corneil Kent State University University of Toronto.
