Shehzad, M. A. and Qaiser, A. A. (2014) “Preparation and characterization of sulfonated polyether ether ketone membranes for fuel cell applications: A comparison with Nafion® membranes”, Journal of the Pakistan Institute of Chemical Engineers, 42(1), pp. 55–62. Available at: http://piche.org.pk/journal/index.php/jpiche/article/view/147 (Accessed: 25 April 2024).