sub:assertion {
sub:article a nt:ExternalUriPlaceholder ,
nt:IntroducedResource ;
rdfs:label "DOI of the article (starting with https://doi.org/10...)" .
sub:article-type a nt:RestrictedChoicePlaceholder ;
rdfs:label "The type of the article" ;
nt:hasDefaultValue <
http://purl.org/spar/fabio/ScholarlyWork> ;
nt:hasRegex "https://doi.org/10.+" ;
nt:possibleValue <
http://purl.org/spar/fabio/InUsePaper> , <
http://purl.org/spar/fabio/MethodsPaper> , <
http://purl.org/spar/fabio/PositionPaper> , <
http://purl.org/spar/fabio/ResearchPaper> , <
http://purl.org/spar/fabio/ResourcePaper> , <
http://purl.org/spar/fabio/ReviewPaper> , <
http://purl.org/spar/fabio/ScholarlyWork> .
sub:assertion dct:description "Such a nanopublication contains the main high-level metadata about a scholarly article, including title, authors, and links to other nanopublications." ;
a nt:AssertionTemplate ,
nt:UnlistedTemplate ;
rdfs:label "Describing core article metadata" ;
nt:hasStatement sub:st01 ;
nt:hasTag "Journals" .
sub:st01 rdf:object sub:article-type ;
rdf:predicate rdf:type ;
rdf:subject sub:article .
<
http://purl.org/spar/fabio/InUsePaper>
rdfs:label "in-use paper - A scholarly work that describes applied and validated solutions such as software tools, systems or architectures that benefit from the use of the technology of a particular scholarly domain. Usually, papers of this kind should also provide convincing evidence that there is use of the proposed application or tool by the target user group, preferably outside the institution that conducted its development." .
<
http://purl.org/spar/fabio/MethodsPaper>
rdfs:label "methods paper - A scholarly work detailing a method, procedure or experimental protocol employed in a particular scholarly domain." .
<
http://purl.org/spar/fabio/PositionPaper>
rdfs:label "position paper - A scholarly work that reports a particular intellectual position or viewpoint regarding a particular scholarly topic. Usually, these papers are dependent on the author's opinion or interpretation, do not have an evaluation, and need to present relevant and novel discussion points in a thorough manner." .
<
http://purl.org/spar/fabio/ResearchPaper>
rdfs:label "research paper - A scholarly work that reports original research contributions addressing theoretical, analytical or experimental aspects of a particular scholarly domain." .
<
http://purl.org/spar/fabio/ResourcePaper>
rdfs:label "resource paper - A scholarly work that describes resources developed to provide experimental materials or facilities, support a research hypothesis, to provide answers to a research question, or that have contributed to the generation of novel scientific work." .
<
http://purl.org/spar/fabio/ReviewPaper>
rdfs:label "review paper - A scholarly work that surveys the state of the art of topics central to a particular subject or relating to a specific domain (e.g. the scope of a certain journal or conference)." .
<
http://purl.org/spar/fabio/ScholarlyWork>
rdfs:label "scholarly work - A general term that includes all other listed types" .
rdf:type rdfs:label "is a" .
}