Methods for Visual Understanding of Hierarchical System Structures. - Kozo Sugiyama; Shojiro Tagawa; Mitsuhiko Toda (IEEE Trans. Syst. Man Cybern., 1981)

A method for aggregating ordinal assessments by a majority decision rule. - Mitsuhiko Toda; Kozo Sugiyama; Shojiro Tagawa (Math. Soc. Sci., 1982)