2005 journal article
Incorporating gene-specific variation when inferring and evaluating optimal evolutionary tree topologies from multilocus sequence data
Proceedings of the National Academy of Sciences of the United States of America, 102(12), 4436–4441.
2004 journal article
Estimating absolute rates of synonymous and nonsynonymous nucleotide substitution in order to characterize natural selection and date species divergences
Molecular Biology and Evolution, 21(7), 1201–1213.