Changes
<ref name="BIM">P. Biró, R.W. Irving, D.F. Manlove, ''Popular matchings in the Marriage and Roommates problems'', [http://www.dcs.gla.ac.uk/publications/paperdetails.cfm?id=9285 Technical Report]</ref>
<references/>
[[Matchings]]
[[Category:Stable matchings and kernels]]
[[Category:Open Problems]]
