Hasan, sulfiani. “THE ANALYSIS OF LEAD CONTENT (Pb) IN CRABS (portunus Pelagicus) IN THE COASTAL WATERS OF MA’RANG SUB-DISTRICT OF PANGKEP DISTRICT”. Jurnal Inovasi Penelitian, Vol. 1, no. 6, Oct. 2020, pp. 1123-30, doi:10.47492/jip.v1i6.188.