N S, Sudeep, and Sudesh Bekal. “A Numerical Study of Thermal Stress in Nafion and PTFE Membranes of Fuel Cell”. International Journal of Engineering and Technology, vol. 7, no. 3.34, Sept. 2018, pp. 733-8, https://doi.org/10.14419/ijet.v7i3.34.19463.