Wening, Sukmo, Dewi Yuliyanti Andayani, Latifun Jayanti, Isti Christianti, Karyanto Mulyono, and Paul Wassell. 2020. “Material Contact and Environmental Effects on Vitamin A Fortified Vegetable Frying Oil”. Indonesian Food Science and Technology Journal 3 (2):29-33. https://doi.org/10.22437/ifstj.v3i2.8584.