Suanmali, W., S. Trichaiyaporon, and R. L. Deming. “Heavy metals in water, sediment, and edible macroalgae (Nostochopsis spp.)”. Health Science, Science and Technology Reviews, vol. 8, no. 3, Dec. 2015, pp. 147-9, https://li01.tci-thaijo.org/index.php/journalup/article/view/44407.