Pashloa ع. ., Issa ر. ., Said ر. ., and Mohamed م. . “Determination of Vitamin C Concentration in Samples of Fruits and Vegetables by Volumetric Methods”. Journal of Pure & Applied Sciences, vol. 21, no. 1, Mar. 2022, pp. 49-54, doi:10.51984/jopas.v21i1.1404.