Groves of Phylogenetic Trees Cécile AnéOliver EulensteinMichael J. Sanderson OriginalPaper 26 June 2009 Pages: 139 - 167
On the Tiling System Recognizability of Various Classes of Convex Polyominoes F. De CarliA. FrosiniL. Vuillon OriginalPaper 30 June 2009 Pages: 169 - 191
Split Decomposition over an Abelian Group Part 1: Generalities Andreas Dress OriginalPaper Open access 30 June 2009 Pages: 199 - 232
Enumeration of Unrooted Odd-Valent Regular Planar Maps Zhicheng GaoValery A. LiskovetsNicholas Wormald OriginalPaper 20 June 2009 Pages: 233 - 259
Packing Three Copies of a Tree into a Complete Bipartite Graph Hong Wang OriginalPaper 20 June 2009 Pages: 261 - 269