@article{oai:kwansei.repo.nii.ac.jp:00018489,
 author = {井上, 勝雄 and Inoue, Katsuo},
 issue = {2},
 journal = {経済学論究},
 month = {Sep},
 pages = {135--159},
 title = {相関係数と回帰係数},
 volume = {28},
 year = {1974}
}