A Structure-Based Search Engine for Phylogenetic Databases. - Huiyuan Shan; Katherine G. Herbert; William H. Piel; Dennis E. Shasha; Jason Tsong-Li Wang (SSDBM, 2002)

ATreeGrep: Approximate Searching in Unordered Trees. - Dennis E. Shasha; Jason Tsong-Li Wang; Huiyuan Shan; Kaizhong Zhang (SSDBM, 2002)

TreeRank: A Similarity Measure for Nearest Neighbor Searching in Phylogenetic Databases. - Jason Tsong-Li Wang; Huiyuan Shan; Dennis E. Shasha; William H. Piel (SSDBM, 2003)