Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MATSUDA Motoji,Judgment of the Collective Violence of Mass Killing : With Special Reference to PEV in Kenya,Kansai Sociological Review,13474057,Kansai Sociological Association,2011,10,0,37-49,https://cir.nii.ac.jp/crid/1390001205945757184,https://doi.org/10.20791/ksr.10.0_37