MuhandriT., SeptieniD., SubarnaS., KoswaraS., and HunaefiD. “Cookies Kaya Serat Pangan Dengan Bahan Dasar Tepung Asia (Ampas) Ubi Jalar”. Jurnal Mutu Pangan : Indonesian Journal of Food Quality, Vol. 5, no. 1, Apr. 2018, pp. 43-49, https://journal.ipb.ac.id/index.php/jmpi/article/view/27873.