TY - JOUR AU - Mark Dukes AU - Vít Jelínek AU - Martina Kubitzke TI - Composition matrices, \((2+2)\)-free posets and their specializations JO - The electronic journal of combinatorics PY - 2011 VL - 18 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/531/ DO - 10.37236/531 ID - 10_37236_531 ER -