A Multivariate Analysis of Japanese Attitude Toward Life and Death Kumiko MaruyamaFumi HayashiHisashi Kamisasa OriginalPaper 15 July 1981 Pages: 35 - 48
A Method of Variable Selection in Factor Analysis and its Numerical Investigation Yutaka TanakaKiyofumi Kodake OriginalPaper 15 July 1981 Pages: 49 - 61
On the Interpretation of some Visual Illusions by a Geometrical Model of Riemannian Spaces Takahiro YamanoiToshimasa YamazakiMichiaki Kawaguchi OriginalPaper 15 July 1981 Pages: 77 - 85