“Computation of Incident Solar Energy,” Dave, Halpern, and Myers, IBM Journal of R&D, Nov. 1975

“Computation of Incident Solar Energy,” Dave, Halpern, and Myers, IBM Journal of R&D, Nov. 1975, Box: 67, Folder: F248. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/90581 Accessed September 15, 2024.