Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "Liang, Jersey and Maeda, Daisaku","National Survey of the Japanese Elderly, 1993",,,Inter-university Consortium for Political and Social Research (ICPSR),2005-03-15,,,,https://cir.nii.ac.jp/crid/1883398392689446912,https://doi.org/10.3886/icpsr04145.v1