@article{small,
  title={Radiolysis and radioracemization of 20 amino acids from the beginning of the Solar System},
  author={Franco Cataldo, Ornella Ursini, Giancarlo Angelini, Susana Iglesias-Groth, Arturo Manchado},
  journal={Rendiconti Lincei},
  volume={22},
  pages={81--94},
  year={2011},
  doi={10.1007/s12210-011-0116-6}
}