@prefix biocontext: . @prefix bioregistry: . @prefix bioregistry.metaresource: . @prefix bioregistry.schema: . @prefix dcterms: . @prefix foaf: . @prefix miriam: . @prefix n2t: . @prefix rdfs: . @prefix skos: . @prefix xsd: . bioregistry.metaresource:biocontext dcterms:hasPart biocontext:NBN . bioregistry.metaresource:bioregistry dcterms:hasPart bioregistry:nbn . bioregistry.metaresource:miriam dcterms:hasPart miriam:nbn . bioregistry.metaresource:n2t dcterms:hasPart n2t:nbn . bioregistry:nbn a bioregistry.schema:0000001 ; rdfs:label "National Bibliography Number" ; dcterms:description "The National Bibliography Number (NBN), is a URN-based publication identifier system employed by a variety of national libraries such as those of Germany, the Netherlands and Switzerland. They are used to identify documents archived in national libraries, in their native format or language, and are typically used for documents which do not have a publisher-assigned identifier."^^xsd:string ; dcterms:isPartOf bioregistry.metaresource:bioregistry ; skos:exactMatch biocontext:NBN, n2t:nbn, miriam:nbn ; foaf:homepage ; bioregistry.schema:0000005 "urn:nbn:fi:tkk-004781"^^xsd:string ; bioregistry.schema:0000006 "http://nbn-resolving.org/resolver?identifier=$1&verb=redirect"^^xsd:string ; bioregistry.schema:0000008 "^(urn|URN):(nbn|NBN)(:[A-Za-z_0-9]+)*.+$"^^xsd:string ; bioregistry.schema:0000012 false ; bioregistry.schema:0000024 "https://bioregistry.io/nbn:"^^xsd:string ; bioregistry.schema:0000027 ; bioregistry.schema:0000029 "nbn" . biocontext:NBN dcterms:isPartOf bioregistry.metaresource:biocontext . n2t:nbn dcterms:isPartOf bioregistry.metaresource:n2t . miriam:nbn dcterms:isPartOf bioregistry.metaresource:miriam .