TY  - RPRT
TI  - Simple (wrong) models for complex trees: a case from retroviridae.
AU  - D Posada
AU  - K Crandall
PY  - 2001
DO  - 10.1093/oxfordjournals.molbev.a003802
UR  - https://pubmed.ncbi.nlm.nih.gov/11158387/
ID  - 11158387
ER  -