บุตรงาม ส. Study of Load Carrying Capacity of Steel Bridges using Bolts and Welding for Connections. NKRAFA SCT [Internet]. 2018 Dec. 4 [cited 2024 Apr. 29];14:105-9. Available from: https://ph02.tci-thaijo.org/index.php/nkrafa-sct/article/view/159337