A single morpheme exists which expresses both case and number on non-pronominal full NPs. For example, in Russian, a morpheme <i>–i</i> or <i>-a</i> simultaneously expresses genitive and singular, according to Bickel & Nichols (2008). <br><br>
<b>Reference</b><br>
Bickel, Balthasar & Nichols, Johanna. 2008. Exponence of Selected Inflectional Formatives.
In Haspelmath et al. (2008), chapter 21.
Available online at <a href="http://wals.info/feature/21">http://wals.info/feature/21</a href>.