Suhaili, R. “Pengaruh Lama Penyimpanan Ikan Sarden Kemasan Kaleng Terhadap Kadar Logam Pb Dan Cu ”. Chempublish Journal, vol. 5, no. 2, Jan. 2021, pp. 130-9, https://mail.online-journal.unja.ac.id/chp/article/view/10468.