Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) UEKAMI Takayoshi,The democratization of party leadership selection in Japan,The Annuals of Japanese Political Science Association,05494192,JAPANESE POLITICAL SCIENCE ASSOCIATION,2008,59,1,1_220-1_240,https://cir.nii.ac.jp/crid/1390001205380995328,https://doi.org/10.7218/nenpouseijigaku.59.1_220