S.K. Mazloomi and Nasri b. Sulaiman, Efficiency Enhancement of PWM Controlled Water Electrolysis Cells. journal = {International Journal of Electronics and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology. February 2011, vol. 50(2). 198 - 202 [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/1068.