Ostromęcka, Małgorzata, and Andrzej Kolasa. “The Effect of the Current Pulsation Frequency on Heat Supply Results During Pulsed Current TIG Welding in 301L Stainless Steel”. Welding Technology Review 91, no. 8 (October 25, 2019): 61-71. Accessed June 2, 2023. http://www.pspaw.wip.pw.edu.pl/index.php/pspaw/article/view/1046.