The Effect of Helium on the Continuous and Secondary Spectra of Hydrogen.

@article{Roy2005TheEO,
  title={The Effect of Helium on the Continuous and Secondary Spectra of Hydrogen.},
  author={Abhishek Singha Roy},
  journal={Proceedings of the National Academy of Sciences of the United States of America},
  year={2005},
  volume={19 4},
  pages={441-4}
}