Byarushengo, D., R. . Minja, and A. Temu. “Lemongrass and Cinnamon Essential Oils As Vitamin C Preservatives and Flavour Enhancers in Jam”. Tanzania Journal of Engineering and Technology, vol. 35, no. 1, June 2014, pp. 46-53, doi:10.52339/tjet.v35i1.468.