TY - JOUR AU - William Y. C. Chen AU - Yu-Ping Deng AU - Laura L. M. Yang TI - Motzkin paths and reduced decompositions for permutations with forbidden patterns JO - The electronic journal of combinatorics PY - 2002 VL - 9 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.37236/1687/ DO - 10.37236/1687 ID - 10_37236_1687 ER -