Erwin, Joni Joni, and Jonathan Liviera Marpaung. “Implementation of Finite Element Method for Structural Analysis of Bridge Resistance”. Journal of Research in Mathematics Trends and Technology 3, no. 2 (September 30, 2021): 1–7. Accessed September 10, 2025. https://idjpcr.usu.ac.id/jormtt/article/view/8362.