Wattanakornsiri, A., S. Pasada, S. Kornram, S. Satchawan, N. Kheangkhun, and P. Phuengphai. “Removal of Lead(II) from Aqueous Solution Using Fibroin from Cocoon Waste as a Potential Biosorbent”. Science & Technology Asia, vol. 27, no. 2, June 2022, pp. 84-97, https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/243290.