@misc{indiciaef6a5bb88ca07,
  title = {Solid – state electrochemical heat engines},
  author = {Richards, George and Gemmen, Randall S. and Williams, Mark C.},
  year = {2015},
  doi = {10.1016/j.ijhydene.2015.01.043},
  url = {https://www.osti.gov/biblio/1247809},
  note = {Source identifier: 1247809}
}