Zakaria, F. R., H. Susanto, and A. Hartoyo. “The Effect Of Ginger (Zingiber Officinale Roscoe) Consumption On Plasma Malonaldehyde And Vitamin E Concentration Of Students From Bogor”. Jurnal Teknologi Dan Industri Pangan, Vol. 11, no. 1, May 2010, p. 36, http://jma.journal.ipb.ac.id/index.php/jtip/article/view/920.