Hamza Hussein, Salman, and Salman Hamza Hussein. “Study of the Critical Values of Breakdown Voltage for Different Gases”. Al-Qadisiyah Journal of Pure Science 23, no. 2 (May 7, 2018): 98 - 105. Accessed May 9, 2024. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/741.