Guan Ning Lin Zhipeng Cai Guohui Lin Sounak Chakraborty Dong Xu ComPhy: prokaryotic composite distance phylogenies inferred from whole-genome gene sets. 2009 10 BMC Bioinformatics S-1 http://dx.doi.org/10.1186/1471-2105-10-S1-S5 db/journals/bmcbi/bmcbi10S.html#LinCLCX09