Jamilatun, Makhabbah, et al. “Analysis of Lead (Pb) Metal Content in Catfish Meat (Clarias Batrachus L) Sold at Bekonang Market, Sukoharjo”. Formosa Journal of Science and Technology , vol. 3, no. 2, Feb. 2024, pp. 413-22, doi:10.55927/fjst.v3i2.8110.