Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YOKOYAMA Satoru and OKADA Akinori,Rescaling a Proximity Matrix Using Entropy in Brand-switching Data,Kodo Keiryogaku (The Japanese Journal of Behaviormetrics),03855481,The Behaviormetric Society,2006,33,2,159-166,https://cir.nii.ac.jp/crid/1390282680157248512,https://doi.org/10.2333/jbhmk.33.159