Iweriolor, Ph.D, S. ., O. Benson, and B. Josephine Ossai. “DESIGN AND CONSTRUCTION OF A 10KVA MULTI-RANGE ELECTRIC ARC WELDING MACHINE”. BW Academic Journal, Feb. 2023, p. 13, https://mail.bwjournal.org/index.php/bsjournal/article/view/1139.