@misc{indiciaec2766a8b9cee,
  title = {Elemental composition, isotopes, electrons and positrons in cosmic rays},
  author = {Balasubrahmanyan, V. K.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810028174},
  note = {Source identifier: 19810028174}
}