Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) GOKO Masaharu,The Subject and Measure of the Land Improvement District Struck by the Great East Japan Earthquake,"Water,Land and Environmental Engineering",1882-2770,The Japanese Society of Irrigation Drainage and Rural Engineering,2014,82,3,"219-222,a2",https://cir.nii.ac.jp/crid/1390565134815740032,https://doi.org/10.11408/jjsidre.82.3_219