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# File 'lib/briard/writers/bibtex_writer.rb', line 6
def bibtex
return nil unless valid?
pages = if container.to_h['firstPage'].present?
[container['firstPage'], container['lastPage']].compact.join('-')
end
bib = {
bibtex_type: types['bibtex'].presence || 'misc',
bibtex_key: normalize_doi(doi),
doi: doi,
url: url,
author: authors_as_string(creators),
keywords: if subjects.present?
Array.wrap(subjects).map do |k|
parse_attributes(k, content: 'subject', first: true)
end.join(', ')
end,
language: language,
title: parse_attributes(titles, content: 'title', first: true),
journal: container && container['title'],
volume: container.to_h['volume'],
issue: container.to_h['issue'],
pages: pages,
publisher: publisher,
year: publication_year,
copyright: Array.wrap(rights_list).map { |l| l['rights'] }.first
}.compact
BibTeX::Entry.new(bib).to_s
end
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