S. Wonthaisong, R. Saodaen, A. Suttirit, R. Charoensin-o-larn, and P. Janmanee, “Influence of Discharge Current in Drilling Hole of Weld on JIS SKD61 Tool Steel by Using Electrical Discharge Machining Process”, J. Manuf. Manage. Technol., vol. 2, no. 1, Jun. 2023.