Quantitative tests of primary homologyDOI: info:10.1111/j.1096-0031.2007.00168.xv. 24No. 1BLACKWELL PUBLISHING51–61
Agnarsson, Ingi and Coddington, Jonathan A. 2008. "Quantitative tests of primary homology." Cladistics, 24, (1) 51–61. https://doi.org/10.1111/j.1096-0031.2007.00168.x.