@misc{indiciaef6d1083421f5,
  title = {Constraining axion inflation with gravitational waves from preheating},
  author = {Adshead, Peter and Giblin, Jr., John T. and Pieroni, Mauro and Weiner, Zachary J.},
  year = {2020},
  doi = {10.1103/physrevd.101.083534},
  url = {https://www.osti.gov/biblio/1800905},
  note = {Source identifier: 1800905}
}