@misc{W1996835973,
  author = {Olivier Gascuel},
  title = {BIONJ: an improved version of the NJ algorithm based on a simple model of sequence data},
  year = {1997},
  howpublished = {Molecular Biology and Evolution},
  doi = {https://doi.org/10.1093/oxfordjournals.molbev.a025808}
}