Nareudom Khajohnvuttitragoon และ Chainarong Srikunwong. (2014) Modeling of Double-ellipsoidal Heat Source for Submerged Arc Welding Process. Thai Society of Mechanical Engineers:ม.ป.ท.Nareudom Khajohnvuttitragoon และ Chainarong Srikunwong. 2014. Modeling of Double-ellipsoidal Heat Source for Submerged Arc Welding Process. ม.ป.ท.:Thai Society of Mechanical Engineers;Nareudom Khajohnvuttitragoon และ Chainarong Srikunwong. Modeling of Double-ellipsoidal Heat Source for Submerged Arc Welding Process. ม.ป.ท.:Thai Society of Mechanical Engineers, 2014. Print.