@prefix ns1: <http://purl.org/spar/fabio/> .
@prefix ns3: <http://purl.org/spar/bido/> .
@prefix ns4: <http://www.w3.org/2003/06/sw-vocab-status/ns#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix vann: <http://purl.org/vocab/vann/> .

ns3:journal-impact-factor a [ a owl:Restriction ;
            owl:allValuesFrom [ a owl:Restriction ;
                    owl:allValuesFrom [ a owl:Restriction ;
                            owl:allValuesFrom ns1:Journal ;
                            owl:onProperty [ owl:inverseOf ns3:holdsBibliometricDataInTime ] ] ;
                    owl:onProperty [ owl:inverseOf ns3:withBibliometricData ] ] ;
            owl:onProperty [ owl:inverseOf ns3:hasMeasure ] ],
        ns3:BibliometricMeasure,
        owl:NamedIndividual ;
    rdfs:label "journal impact factor" ;
    vann:example """
    :my-numeric-bibliometric-data a bido:NumericBibliometricData ;
        bido:hasMeasure bido:journal-impact-factor ;
        bido:hasNumericValue "2.464"^^xsd:float .
    """ ;
    rdfs:comment "A measure reflecting the average number of citations to recent articles published in the journal. It is frequently used as a proxy for the relative importance of a journal within its field, with journals with higher impact factors deemed to be more important than those with lower ones." ;
    rdfs:isDefinedBy <http://purl.org/spar/bido-standard-bibliometric-measures/> ;
    ns4:term_status <http://purl.org/linked-data/registry#statusStable> .