Buddhapala Wongkaew, Porntip Wongkaew, Panupong Thanutong and ChitsanuphongThanutong 2018. NANOSTRUCTURAL CHARACTERIZATION OF GLUTATHIONE- S-TRANSFERASE IMMOBILIZING CHITOSAN MODIFIED SCREEN PRINTED CARBON ELECTRODE BY ATOMIC FORCE MICROSCOPY. GEOMATE Journal. 14, 43 (Mar. 2018), 132–139.