@article{harsha190711286,
  title = {{Thermofield Theory for Finite-Temperature Coupled Cluster}},
  author = {Gaurav Harsha and Thomas M. Henderson and Gustavo E. Scuseria},
  year = {2019},
  journal = {Journal of Chemical Theory and Computation},
  volume = {15},
  pages = {6127--6136},
  doi = {10.1021/acs.jctc.9b00744}
}