Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) FUJINAGA Koichiro and YASUKAWAb Kazutaka and TAKAYA Yutaro and OHTA Junichiro and NAKAMURA Kentaro and KATO Yasuhiro,Exploration and Development of “REY-Rich Mud”: A New Deep-Sea Mineral Resource,Journal of MMIJ,18816118,The Mining and Materials Processing Institute of Japan,2015,131,12,648-655,https://cir.nii.ac.jp/crid/1390282680258398208,https://doi.org/10.2473/journalofmmij.131.648