into spherical slices (from :math:`r` to :math:`r+dr`, see
:numref:`Fig. %s <fig-rdfex>` A) and makes a histogram in stead of
the :math:`\delta`-function. An example of the RDF of oxygen-oxygen in
-SPC water \ :ref::ref:`80 <refBerendsen81>` is given in :numref:`Fig. %s <fig-rdf>`
+SPC water \ :ref:`80 <refBerendsen81>` is given in :numref:`Fig. %s <fig-rdf>`
.. _fig-rdf: