“Solar Irradiance,” Thekaekara, Applied Optics, April 1976

“Solar Irradiance,” Thekaekara, Applied Optics, April 1976, Box: 68, Folder: F287. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/90620 Accessed July 26, 2024.