Wilawan, S., W. Poonsri, T. Niparat, S. Somsaeng, and N. Thepsuparungsikul. “Preparation of Platinum Catalysts on Multi-Walled Carbon Nanotubes by Deposition-Precipitation Method for Cathode in Microbial Fuel Cells”. Rajamangala University of Technology Srivijaya Research Journal, vol. 13, no. 1, Mar. 2021, pp. 57-70, https://li01.tci-thaijo.org/index.php/rmutsvrj/article/view/208568.