Complete mass spectra of N-trifluoroacetyl-n-butyl esters of amino acids.

@article{Leimer1977CompleteMS,
  title={Complete mass spectra of N-trifluoroacetyl-n-butyl esters of amino acids.},
  author={K R Leimer and Robert H. Rice and Charles W. Gehrke},
  journal={Journal of chromatography},
  year={1977},
  volume={141 2},
  pages={121-44}
}