C.S, V., A. S.P, and T. K.L. “Additional Halogenated Secondary Metabolites from the Sea Hare Aplysia Dactylomela”. Malaysian Journal of Science, vol. 26, no. 1, Apr. 2007, pp. 57-64, https://juku.um.edu.my/index.php/MJS/article/view/7973.