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{"name":"German National Library","scheme":"DNB"}
{"name":"National Library of France","scheme":"BNF"}
{"name":"National Library of Sweden","scheme":"SELIBR"}
{"name":"National Library of Australia","scheme":"NLA"}
{"name":"National Library of Spain","scheme":"BNE"}
{"name":"National Library of Portugal","scheme":"PTBNP"}
{"name":"National Library of Brazil","scheme":"BLBNB"}
{"name":"Central Institute for the Union Catalogue of the Italian libraries","scheme":"ICCU"}
{"name":"National Library of the Czech Republic","scheme":"NKC"}
{"name":"National Library of Israel","scheme":"NLI"}
{"name":"Library of Alexandria","scheme":"EGAXA"}
{"name":"Vatican Library","scheme":"BAV"}
{"name":"Swiss National Library","scheme":"SZ"}
{"name":"Library and Archives Canada","scheme":"CAOONL"}
{"name":"Union List of Artist Names [Getty Research Institute]","scheme":"JPG"}
{"name":"NUKAT Center of Warsaw University Library","scheme":"NUKAT"}
{"name":"National Széchényi Library","scheme":"NSZL"}
{"name":"RERO - Library Network of Western Switzerland","scheme":"RERO"}
{"name":"Sudoc [ABES]","scheme":"SUDOC"}
{"name":"Flemish Public Libraries","scheme":"VLACC"}
{"name":"National Library of Russia","scheme":"NLR"}
{"name":"National Library of the Netherlands","scheme":"NTA"}
{"name":"BIBSYS","scheme":"BIBSYS"}
{"name":"National Library of Norway","scheme":"W2Z"}
{"name":"DBC (Danish Bibliographic Center)","scheme":"DBC"}
{"name":"National Diet Library","scheme":"NDL"}
{"name":"NII (Japan)","scheme":"NII"}
{"name":"National Library Board","scheme":"NLB"}
{"name":"National Library of Latvia","scheme":"LNB"}
{"name":"National Library of Poland","scheme":"NLP"}
{"name":"National Library of Poland","scheme":"PLWABN"}
{"name":"IZUM Institute of Information Science","scheme":""}
{"name":"National Library of Catalonia","scheme":"BNC"}
{"name":"Lebanese National Library","scheme":"LNL"}
{"name":"Perseus","scheme":"PERSEUS"}
{"name":"Syriac Reference Portal","scheme":"SRP"}
{"name":"Wikidata","scheme":"WKP"}
{"name":"ISNI","scheme":"ISNI"}
{"name":"National Library of Ireland","scheme":"N6I"}
{"name":"National and University Library in Zagreb","scheme":"NSK"}
{"name":"National Central Library","scheme":"CYT"}
{"name":"National Library and Archives of Québec","scheme":"B2Q"}
{"name":"National Library of Korea","scheme":"KRNLK"}
{"name":"National Library of Luxembourg","scheme":"BNL"}
{"name":"National Library of Chile","scheme":"BNCHL"}
{"name":"National Library of Morocco","scheme":"MRBNR"}
{"name":"xA Extended Authorities","scheme":"XA"}
{"name":"xR Extended Relationships","scheme":"XR"}
{"name":"FAST Subjects","scheme":"FAST"}
{"name":"National Library of Estonia","scheme":"ERRR"}
{"name":"National and University Library of Iceland (NULI)","scheme":"UIY"}
{"name":"International Inventory of Musical Sources (RISM)","scheme":"DE663"}
{"name":"NUK/COBISS.SI","scheme":"SIMACOB"}
{"name":"National Library of Lithuania","scheme":"LIH"}