Ayane Yanaka, Keiichiro Shibata, Naomichi Matsumoto, and Hidenori Yoshida. 2021. “STUDY ON ADSORPTION OF HEAVY METALS BY RICE HUSK AND EXTRACTION OF HEAVY METALS ADSORBED IN RICE HUSK”. GEOMATE Journal 20 (79):28-33. https://geomatejournal.com/geomate/article/view/221.