Giesel, Kristina, Herold, Laura, Li, Bao-Fei, and Singh, Parampreet. Mukhanov-Sasaki equation in a manifestly gauge-invariant linearized cosmological perturbation theory with dust reference fields. Retrieved from https://par.nsf.gov/biblio/10220951. Physical Review D 102.2 Web. doi:10.1103/PhysRevD.102.023524.

Giesel, Kristina, Herold, Laura, Li, Bao-Fei, & Singh, Parampreet. Mukhanov-Sasaki equation in a manifestly gauge-invariant linearized cosmological perturbation theory with dust reference fields. Physical Review D, 102 (2). Retrieved from https://par.nsf.gov/biblio/10220951. https://doi.org/10.1103/PhysRevD.102.023524

Giesel, Kristina, Herold, Laura, Li, Bao-Fei, and Singh, Parampreet. "Mukhanov-Sasaki equation in a manifestly gauge-invariant linearized cosmological perturbation theory with dust reference fields". Physical Review D 102 (2). Country unknown/Code not available. https://doi.org/10.1103/PhysRevD.102.023524. https://par.nsf.gov/biblio/10220951.

@article{osti_10220951,
place = {Country unknown/Code not available}, title = {Mukhanov-Sasaki equation in a manifestly gauge-invariant linearized cosmological perturbation theory with dust reference fields}, url = {https://par.nsf.gov/biblio/10220951}, DOI = {10.1103/PhysRevD.102.023524}, abstractNote = {}, journal = {Physical Review D}, volume = {102}, number = {2}, author = {Giesel, Kristina and Herold, Laura and Li, Bao-Fei and Singh, Parampreet}, editor = {null} }