%0 Journal Article %A Mark Dukes %A Vít Jelínek %A Martina Kubitzke %T Composition matrices, \((2+2)\)-free posets and their specializations %J The electronic journal of combinatorics %D 2011 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.37236/531/ %R 10.37236/531 %F 10_37236_531