著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "竹村, 和久",A fuzzy linear regression analysis for fuzzy input-output data using the least square method under linear constraints and its application to fuzzy rating data,,University of Tsukuba,1998,Institute of Policy and Planning Sciences discussion paper series,,,,https://cir.nii.ac.jp/crid/1130000798242295040