de Oliveira Martins, Leonardo Posada, David Additional file 1 of Infinitely long branches and an informal test of common ancestry Appendix. Derivation of the independent origins model as a special case of the common origin where some branch lengths are fixed. (PDF 108 kb) Universal common ancestry;Alignment uncertainty;Star tree;Model selection;Selection bias 2016-04-07
    https://springernature.figshare.com/articles/journal_contribution/Additional_file_1_of_Infinitely_long_branches_and_an_informal_test_of_common_ancestry/4420958
10.6084/m9.figshare.c.3630053_D1.v1