@article{oai:muroran-it.repo.nii.ac.jp:00007424, author = {KINOKUNIYA, Yoshio and 紀國谷, 芳雄}, issue = {2}, journal = {室蘭工業大学研究報告, Memoirs of the Muroran Institute of Technology}, month = {Jun}, note = {application/pdf}, pages = {491--496}, title = {Theory of Description on a Set-function Restricted within a Euclidian Space}, volume = {4}, year = {1963}, yomi = {キノクニヤ, ヨシオ} }