Sulendra, Ketut, Gidion Turu’allo, and Atur Siregar. “Strengthened of Wooden Trusses Structure and Retrofitting Methods to Increase Load Capacity”. Engineering And Technology Journal 10, no. 2 (February 5, 2025): 3752–3757. Accessed February 22, 2025. https://everant.org/index.php/etj/article/view/1737.