@prefix math: <https://w3id.org/kmath/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix source_kind: <https://w3id.org/kmath/source_kind/> .

source_kind:reference_book a math:SourceKind ;
    rdfs:label "개념서"@ko ;
    skos:definition "Commercial reference book that explains concepts with worked examples and exercises."@en ;
    skos:notation "reference_book" ;
    skos:prefLabel "reference book"@en,
        "개념서"@ko .