Wening, S. , Andayani, D.Y., Jayanti, L., Christianti, I., Mulyono, K. and Wassell, P. 2020. Material Contact and Environmental Effects on Vitamin A Fortified Vegetable Frying Oil. Indonesian Food Science and Technology Journal. 3, 2 (Jul. 2020), 29-33. DOI:https://doi.org/10.22437/ifstj.v3i2.8584.