Srimoon, R. “Changes of anthocyanins, total phenolic contents and antioxidant activity in black plum (Syzygium cumini Skeels) juice, during local can processing”. International Journal of Agricultural Technology, vol. 12, no. 6, Nov. 2016, pp. 1153-64, https://li04.tci-thaijo.org/index.php/IJAT/article/view/6703.