, Kaushik Patel, Sukritindra Soni, Umang Soni. “A Review to Enhance the Efficiency of Double Pass Solar Air Heater”. International Journal on Recent and Innovation Trends in Computing and Communication 3, no. 2 (February 26, 2015): 712–715. Accessed July 27, 2024. https://ijritcc.org/index.php/ijritcc/article/view/3891.