Silmi, A. 2023. PENGUJIAN TOKSISITAS AKUT LOGAM TIMBAL (Pb), KROM (Cr) DAN KOBALT (Co) TERHADAP Daphnia magna. JURNAL TECHLINK. 2, 2 (Oct. 2023), 13–20. DOI:https://doi.org/10.59134/jtnk.v2i2.492.