Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sakuma T.,SYMPOSIUM : The Ecological Problem from the Perspective of Redemptive History,Theological Studies in Japan,0285-4848,The Japan Society of Christian Studies,1997-08-22,1997,36,117-121,https://cir.nii.ac.jp/crid/1390282680302619008,https://doi.org/10.5873/nihonnoshingaku.1997.117