The following publications are possibly variants of this publication:
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- Collective additive tree spanners for circle graphs and polygonal graphsFeodor F. Dragan, Derek G. Corneil, Ekkehard Köhler, Yang Xiang. DAM, 160(12):1717-1729, 2012. [doi]
- Collective Tree Spanners of GraphsFeodor F. Dragan, Chenyu Yan, Irina Lomonosov. swat 2004: 64-76 [doi]
- Collective Tree Spanners and Routing in AT-free Related GraphsFeodor F. Dragan, Chenyu Yan, Derek G. Corneil. criwg 2004: 68-80 [doi]
- Collective Tree Spanners in Graphs with Bounded ParametersFeodor F. Dragan, Chenyu Yan. algorithmica, 57(1):22-43, 2010. [doi]
- Collective Tree Spanners and Routing in AT-free Related GraphsFeodor F. Dragan, Chenyu Yan, Derek G. Corneil. jgaa, 10(2):97-122, 2006. [doi]
- Collective Tree Spanners for Unit Disk Graphs with ApplicationsFeodor F. Dragan, Yang Xiang, Chenyu Yan. endm, 32:117-124, 2009. [doi]
- Additive Spanners for k-Chordal GraphsVictor Chepoi, Feodor F. Dragan, Chenyu Yan. ciac 2003: 96-107 [doi]
- Homogeneously Orderable Graphs and the Steiner Tree ProblemAndreas Brandstädt, Feodor F. Dragan, Falk Nicolai. criwg 1995: 381-395