@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:extent [ a bf:Extent ;
            rdfs:label "3 volumes" ;
            bf:note [ a bf:Note,
                        <http://id.loc.gov/vocabulary/mnotetype/physical> ;
                    rdfs:label "illustrations" ] ] ;
    bf:firstIssue "Vol. 1 (1994)" ;
    bf:frequency [ a bf:Frequency ;
            rdfs:label "Irregular" ;
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            bf:status <http://id.loc.gov/vocabulary/mstatus/cancinv> ;
            rdf:value "sn 94004376 " ] ;
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    bf:issuance <http://id.loc.gov/vocabulary/issuance/serl> ;
    bf:lastIssue "v. 3 (1999)." ;
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            bflc:simpleAgent "Wetland Biogeochemistry Institute, LSU" ;
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    bf:title [ a bf:Title ;
            bf:mainTitle "Current topics in wetland biogeochemistry" ] .