Thongkon, N. .; Yaodusit , S. .; Thongdee, J. Adsorption of Nonylphenol Polyethoxylate Using HCl-Treated Fish Scales of Barbonymus Gonionotus in the Presence of Anionic Surfactant. Agr. Nat. Resour. 2015, 49, 219-228.