1. Policy Report: 2017 Survey on the Actual Conditions of the Elderly;Jung,2018
2. The change of family life cycle and policy implications;Kim;Health Soc. Welf. Forum.,2014
3. Development of Teaching Materials for Population Education. 2011 Policy Report
https://www.gwff.kr/base/board/read?boardManagementNo=1&boardNo=196&board=196&searchCategory=&page=44&searchType=&searchWord=&menuLevel=3&menuNo=26
4. 2017 Statistics Related to Older People
http://kostat.go.kr/portal/korea/kor_nw/1/1/index.board?bmode=read&aSeq=363362
5. Health and Living Arrangements Among Older Americans