N. M.N, Z. A.H., and W. Razarinah W.A.R, “The effects of microbial fermentation on antibacterial activity of seaweed (Kappaphycus alvarezii) extracts”, IJET, vol. 7, no. 4.18, pp. 247–251, Nov. 2018, doi: 10.14419/ijet.v7i4.18.21928.