TY - JOUR AU - Mitch Phillipson AU - Catherine H. Yan AU - Jean Yeh TI - Chains of length 2 in fillings of layer polyominoes JO - The electronic journal of combinatorics PY - 2013 VL - 20 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.37236/3291/ DO - 10.37236/3291 ID - 10_37236_3291 ER -