K. Chauhan, K. Singh, and N. Rani, “Assesment of Improved Chullah in Rural Settings of Hisar”, Indian J Ext Edu, vol. 57, no. 4, pp. 54–57, Sep. 2021, Accessed: Oct. 22, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJEE/article/view/115487