@misc{indiciaec142751baffd,
  title = {Variation in G + C-content and codon choice: differences among synonymous codon groups in vertebrate genes.},
  author = {A Marín and J Bertranpetit and J L Oliver and J R Medina},
  year = {1989},
  doi = {10.1093/nar/17.15.6181},
  url = {https://pubmed.ncbi.nlm.nih.gov/2570402/},
  note = {Source identifier: 2570402}
}