@article{11415,
  author = {L. Biermann},
  title = {On the Emission of Atomic Hydrogen in Comets},
  year = {1968},
  number = {93},
  pages = {1-14},
  month = {1968-01-30},
  address = {Boulder, Colorado},
  issn = {93},
  note = {JILA Pub. 382},
}