@article{oai:ipsj.ixsq.nii.ac.jp:00004354,
 author = {堀内, 清光 and Horiuchi, Kiyomitsu},
 issue = {1},
 journal = {情報処理},
 month = {Jan},
 title = {ファジィ理論と情報処理：ファジィ数学とファジィ工学},
 volume = {34},
 year = {1993}
}