@prefix bf: <http://id.loc.gov/ontologies/bibframe/> .
@prefix bflc: <http://id.loc.gov/ontologies/bflc/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

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    bf:acquisitionSource [ a bf:AcquisitionSource ;
            rdfs:label "Nigerian journal of science, P.O. Box 4039, University of Ibadan Post Office, Ibadan, Nigeria" ] ;
    bf:adminMetadata [ a bf:AdminMetadata ;
            bf:agent <http://id.loc.gov/vocabulary/organizations/cbc> ;
            bf:date "2026-09-11T20:11:50.717972+00:00"^^xsd:dateTime ;
            bf:derivedFrom <http://id.loc.gov/resources/instances/11235143> ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/c> ],
        [ a bf:AdminMetadata ;
            bflc:catalogerId "Unknown" ;
            bf:date "2026-09-11" ;
            bf:descriptionAuthentication <http://id.loc.gov/vocabulary/marcauthen/pcc> ;
            bf:descriptionLanguage <http://id.loc.gov/vocabulary/languages/eng> ;
            bf:descriptionLevel <http://id.loc.gov/ontologies/bibframe-2-6-0/> ] ;
    bf:carrier <http://id.loc.gov/vocabulary/carriers/nc> ;
    bf:dimensions "24 cm" ;
    bf:extent [ a bf:Extent ;
            rdfs:label "volumes" ;
            bf:note [ a bf:Note,
                        <http://id.loc.gov/vocabulary/mnotetype/physical> ;
                    rdfs:label "illustrations" ] ] ;
    bf:frequency [ a bf:Frequency ;
            rdfs:label "Two no. a year" ;
            bf:status <http://id.loc.gov/vocabulary/mstatus/current> ],
        <http://id.loc.gov/vocabulary/frequencies/irr>,
        <http://id.loc.gov/vocabulary/frequencies/san> ;
    bf:identifiedBy [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/de-101> ;
            rdf:value "012309729" ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/de-600> ;
            rdf:value "415664-X" ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/dnlm> ;
            rdf:value "9877510" ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/uk> ;
            rdf:value "012426654" ],
        [ a bf:Lccn ;
            rdf:value "sf 80001203 " ],
        [ a bf:Coden ;
            rdf:value "NJSCAW" ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/dnlm> ;
            rdf:value "N22840000" ],
        [ a bf:Local ;
            bf:source <http://id.loc.gov/vocabulary/organizations/isjjnl> ;
            rdf:value "000268359" ],
        [ a bf:Nbn ;
            bf:source <http://id.loc.gov/vocabulary/nationalbibschemes/dnb> ;
            rdf:value "012309729" ] ;
    bf:instanceOf <https://stage.bcld.info/works/78e6e416-710a-4e20-8c51-84547d3ac2c4> ;
    bf:issuance <http://id.loc.gov/vocabulary/issuance/serl> ;
    bf:media <http://id.loc.gov/vocabulary/mediaTypes/n> ;
    bf:note [ a bf:Note,
                <http://id.loc.gov/vocabulary/mnotetype/number> ;
            rdfs:label "v. 1- Mar. 1966-" ],
        [ a bf:Note ;
            rdfs:label "Vol. 2, no. 2 (Sept. 1968)--contains the proceedings of the 9th annual conference of the Science Association of Nigeria, held in 1967; Vol. 3, no. 2 (Nov. 1969) contains the proceedings of the 10th annual conference of the Science Association of Nigeria, held in 1969." ],
        [ a bf:Note,
                <http://id.loc.gov/vocabulary/mnotetype/issuance> ;
            rdfs:label "Some issues published in combined form." ],
        [ a bf:Note,
                <http://id.loc.gov/vocabulary/mnotetype/addphys> ;
            rdfs:label "Also issued online." ],
        [ a bf:Note,
                <http://id.loc.gov/vocabulary/mnotetype/descsource> ;
            rdfs:label "Latest issue consulted: Vol. 28, no. 3 (1994)." ] ;
    bf:provisionActivity [ a bf:ProvisionActivity,
                bf:Publication ;
            bflc:simpleAgent "Ibadan University Press for the Science Association of Nigeria" ;
            bflc:simplePlace "[Ibadan]" ;
            bf:date "1966/XXXX"^^<http://id.loc.gov/datatypes/edtf> ;
            bf:place <http://id.loc.gov/vocabulary/countries/nr> ] ;
    bf:publicationStatement "[Ibadan]: Ibadan University Press for the Science Association of Nigeria" ;
    bf:title [ a bf:Title ;
            bf:mainTitle "Nigerian journal of science" ] .