doi (P356)
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Digital Object Identifier
- DOI
Språk | Etikett | Beskrivning | Även känd som |
---|---|---|---|
svenska | doi |
Digital Object Identifier |
|
engelska | DOI |
serial code used to uniquely identify digital objects like academic papers (use upper case letters only) |
|
Datatyp
Extern identifikator
Uttalanden
55 000 000
30 juni 2012
84 000 000
18 juni 2013
97 000 000
20 juli 2014
110 000 000
10 maj 2015
130 000 000
7 juli 2016
143 000 000
25 maj 2017
148 000 000
12 juni 2018
318 158 353
1 april 2023
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https://doi.org/$1
text/html
^https?:\/\/(?:dx\.|www\.)?doi\.org\/(10\.[0-9]{4,}(?:\.[0-9]+)*(?:\/|%2F)(?:(?![\"&\'])\S)+)
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^https?:\/\/advances\.sciencemag\.org\/lookup\/external-ref\?access_num=(10\.\d{4,9}.+)&link_type=DOI
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^https?:\/\/royalsocietypublishing\.org\/doi\/(10\.[0-9]{4,}(?:\.[0-9]+)*(?:\/|%2F)(?:(?![\"&\'])\S)+)
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^https?:\/\/journals\.plos\.org\/plosone\/article\?id=(10\.[0-9]{4,}(?:\.[0-9]+)*(?:\/|%2F)(?:(?![\"&\'])\S)+)
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^https?:\/\/digital\.casalini\.it\/(10\.[0-9]{4,}(?:\.[0-9]+)*(?:\/|%2F)(?:(?![\"&\'])\S)+)$
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^https?:\/\/search\.crossref\.org\/search\/works\?q=([0-9.]+)%2F([^\&]+)
URL match replacement value engelska
\1\\\2
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http://doai.io/$1
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https://hdl.handle.net/$1
https://scite.ai/reports/$1
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https://www.researchgate.net/search.Search.html?query=$1
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https://dissem.in/p/direct/$1
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https://www.scilit.net/article/$1
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https://sciprofiles.com/search/publications/1?doi=$1
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https://publons.com/publon/$1
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https://doaj.org/api/v1/search/articles/doi:$1
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http://dx.doi.org/$1
https://doi.org/$1
content negotiation engelska
application/rdf+xml
text/turtle
https://dx.doi.org/$1
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10\.\d{4,9}/.+
Syntax described at http://www.doi.org/doi_handbook/2_Numbering.html#2.2 does not specify case. Uppercase recommended. (engelska)
very long final portion should be handled as exceptions in associated <code>Constraint:Format</code> (engelska)
(?i)10.\d{4,9}/[-._;()/:A-Z0-9]+
The regular expression syntax described for "modern Crossref DOIs" by Andrew Gilmartin, a member of the U.S. Crossref team. Matches 74.4 million of the 74.9 million DOIs in Crossref. (engelska)
(?i)10.\d{4,9}/[^\s]+
Syntax described by Andrew Gilmartin (member of the U.S. Crossref team) for early DOIs (catches approximately 300,000 more DOIs than the "modern Crossref DOI" regular expression). Escape character added to avoid malformed input error. (engelska)
inget värde
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Begränsningar
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(?i)((?!\b(%)).)*
test, attempts to find URL encoded values (%20 etc). (engelska)
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(?i)((?!\b(&)).)*
another test, to find HTML-encoded values (< etc) (engelska)
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do not use long dash (engelska)
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