The following publications are possibly variants of this publication:
- An Improved Clique-Based Method for Computing Edit Distance between Unordered Trees and Its Application to Comparison of Glycan StructuresTatsuya Akutsu, Tomoya Mori, Takeyuki Tamura, Daiji Fukagawa, Atsuhiro Takasu, Etsuji Tomita. cisis 2011: 536-540 [doi]
- Exact algorithms for computing the tree edit distance between unordered treesTatsuya Akutsu, Daiji Fukagawa, Atsuhiro Takasu, Takeyuki Tamura. TCS, 412(4-5):352-364, 2011. [doi]
- Constant Factor Approximation of Edit Distance of Bounded Height Unordered TreesDaiji Fukagawa, Tatsuya Akutsu, Atsuhiro Takasu. spire 2009: 7-17 [doi]