Frolova, N. A., Bondarenko, V. A., & Paranich, V. A. (2005). Preservation of vitamins in vegetable oils in their long-term storage. Problems of Cryobiology and Cryomedicine, 15(3), 300–301. Retrieved from http://cryo.org.ua/journal/index.php/probl-cryobiol-cryomed/article/view/1113