1.
Hakim AR. Effect of Clay Content in Sulfonated Poly-Ether–Ether Ketone (sPEEK) on Methanol Permeability via Direct Methanol Fuel Cell Membrane. Eksergi [Internet]. 2018 Jul. 4 [cited 2025 Jul. 19];15(1):9-15. Available from: https://jurnal.upnyk.ac.id/index.php/eksergi/article/view/2236