국민연금법 http://likms.assembly.go.kr/law/jsp/LawThree.jsp?WORK_TYPE=LAW_THREE&LAW_ID=A1543&PROM_NO=11024&PROM_DT=20110804 http://www.nps.or.kr/jsppage/info/easy/easy_04_04.jsp 유족연금 규정 http://www.nps.or.kr/jsppage/business/busi/easy_04_04.jsp 유족연금 ____복지제도 2020.05.04