et.al, S.Selvakumar. “Fabrication and Characterization of Nano Structured Honeycomb Absorbers and Thermal Analyses on Solar Air Heating Collector”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 6 (April 11, 2021): 383–391. Accessed May 4, 2024. https://www.turcomat.org/index.php/turkbilmat/article/view/1403.