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# Module: `nbconvert.filters.citation`

Citation handling for LaTeX output.

## 1 Class

class `IPython.nbconvert.filters.citation.``CitationParser`

  Bases: `HTMLParser.HTMLParser`

  Citation Parser

  Replaces html tags with data-cite attribute with respective latex cite.

  Inherites from HTMLParser, overrides:
    - handle_starttag
    - handle_endtag
  `__init__`()

## 1 Function

`IPython.nbconvert.filters.citation.``citation2latex`(s)

  Parse citations in Markdown cells.

  This looks for HTML tags having a data attribute names data-cite and replaces it by the call to LaTeX cite command. The tranformation looks like this:

  <cite data-cite=”granger”>(Granger, 2013)</cite>

  Becomes

  cite{granger}

  Any HTML tag can be used, which allows the citations to be formatted in HTML in any manner.

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