void collectBibKeys(InsetIterator const &) const;
///
void validate(LaTeXFeatures &) const;
///
docstring xhtml(XHTMLStream &, OutputParams const &) const;
///
void collectBibKeys(InsetIterator const &) const;
///
void validate(LaTeXFeatures &) const;
///
docstring xhtml(XHTMLStream &, OutputParams const &) const;
///