Dr Rajendra R Chaudhari, Sunil R Kewate, M.S. Satpute, N K Faye, and K P Pinjarkar, trans. “Earth Air Tube Heat Exchanger Novel Way for Energy Saving ”. International Journal of Scientific Research in Science and Technology 11, no. 6 (December 27, 2024): 841–844. Accessed November 1, 2025. https://www.ijsrst.technoscienceacademy.com/index.php/home/article/view/IJSRST24114337.