Winarsi, H., D. Muchtadi, F. R. Zakaria, and B. Purwantara. “Hormone-Immunity Response of Premenopausal Women Intervened With Skim Milk Based Functional Drink Supplemented With 100 Mg Soy Isoflavone and 8 Mg Zn-Sulfate (Susumeno)”. Jurnal Teknologi Dan Industri Pangan, Vol. 15, no. 1, May 2010, p. 28, https://jma.journal.ipb.ac.id/index.php/jtip/article/view/534.