@article{herzberg_spinks_1934, 
  title={Absorption Bands of HCN in the Photographic Infra-Red}, 
  volume={147}, 
  DOI={10.1098/rspa.1934.0226}, 
  number={862}, 
  publisher={The Royal Society}, 
  author={Herzberg and Spinks}, 
  year={1934}, 
  month={Dec}
  }