Prelude to solar energy: Pouillet, Herschel, Forbes and the solar constantDOI: info:10.1080/00033798100200321v. 38No. 4457–476
Kidwell, Peggy Aldrich. 1981. "Prelude to solar energy: Pouillet, Herschel, Forbes and the solar constant." Annals of Science, 38, (4) 457–476. https://doi.org/10.1080/00033798100200321.