RN, Risky Nurul Fadlila, Ayusti Dirga, and Ronaldy Noya Van Delzen. “Analisis Kadar Arsenik (As) Dalam Urin Pekerja Las”. Journal of Innovative and Creativity (Joecy) 5, no. 1 (January 28, 2025): 473–482. Accessed October 12, 2026. https://joecy.org/index.php/joecy/article/view/1300.