@@ -633,10 +633,16 @@ Citation rendering
633633 `--metadata citation-abbreviations=FILE`.)
634634
635635`--natbib`
636−: Use natbib for citations in LaTeX output.
636+: Use natbib for citations in LaTeX output. This option is not for use
637+ with PDF output, since pandoc will not automatically run bibtex in
638+ producing the PDF. It is intended for use in producing a LaTeX file
639+ that can be processed with pdflatex and bibtex.
637640
638641`--biblatex`
639−: Use biblatex for citations in LaTeX output.
642+: Use biblatex for citations in LaTeX output. This option is not for use
643+ with PDF output, since pandoc will not automatically run bibtex in
644+ producing the PDF. It is intended for use in producing a LaTeX file
645+ that can be processed with pdflatex and bibtex or biber.
640646
641647Math rendering in HTML
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