한국전통지식포탈 http://www.koreantk.com/ktkp2014/craft/craft-view.view?craftCd=ktc001348
http://www.cbd-chm.go.kr/home/rsc/rsc01003p_6.do?dt_gbn=TC&data_gbn_cd=BIO&cls_no=120000023992&cls_id=13392&pageIndex=28
규장각 왕실문화도해사전 http://kyujanggak.snu.ac.kr/dohae/sub/schDetail.jsp?no=D1445&category=A&sWord=鐲
