Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
"下山, 昭夫 and Shimoyama, Akio",Anxiety about Life in Old Age of Japanese Middle Aged,Shukutoku University bulletin,02851245,千葉 : 淑徳大学,1987-02-16,21,,143-159,https://cir.nii.ac.jp/crid/1050001339145388544,