Add language opt for included BibTeX file

thorvaldj · thorvaldj · commit 5db87ff1fcda · 2020-09-18T09:25:57.000+02:00
diff --git a/doc/citing.rst b/doc/citing.rst
@@ -9,7 +9,8 @@ Graphics Environment", Computing in Science & Engineering, vol. 9, no. 3,
 pp. 90-95, 2007 <https://doi.org/10.1109/MCSE.2007.55>`_.
 
 .. literalinclude:: MCSE.2007.55.bib
-
+   :language: bibtex
+   
 .. container:: sphx-glr-download
 
    :download:`Download BibTeX bibliography file: MCSE.2007.55.bib <MCSE.2007.55.bib>`
