@misc{indiciaed289212adfe5,
  title = {Proton conducting membrane using a solid acid},
  author = {Chisholm, Calum and Narayanan, Sekharipuram R. and Boysen, Dane and Haile, Sossina M.},
  year = {2002},
  url = {https://ntrs.nasa.gov/citations/20080004961},
  note = {Source identifier: 20080004961}
}