Mukhopadhyay, Partha, and Netai Chandra Dey. 2022. “Lack of Knowledge on Job Heaviness May Cause Occupational Stress in Welders While Working Under Hostile Work Environment in a Public Domain”. Journal of Mines, Metals and Fuels 67 (5):292-98. http://informaticsjournals.com/index.php/jmmf/article/view/31558.