@article{article0add562b,
title   = {Symmetry preservation in the evolution of the genetic code},
author = {Hornos, José Eduardo Martinho and Braggion, Lígia and Magini, Márcio and Forger, Frank Michael},
year = {2004},
doi = {10.1080/15216540410001687838},
journal   = {IUBMB Life}
}