RN, R. N. F. ., A. . Dirga, and R. N. V. . Delzen. “Analisis Kadar Arsenik (As) Dalam Urin Pekerja Las”. Journal of Innovative and Creativity (Joecy), vol. 5, no. 1, Jan. 2025, pp. 473-82, doi:10.31004/joecy.v5i1.1300.