ROSS D. VASQUEZ, et al. “Chemopreventive Properties Of Sulfated Polysaccharide Extracts From Sargassum Siliquosum J. G. Agardh (Sargassaceae)”. International Journal of Pharma and Bio Sciences, vol. 3, no. 3, Sept. 2012, pp. 333-45, https://ijpbs.net/index.php/journal/article/view/1560.