From ( 2 , 3 ) -Motzkin paths to Schröder paths. Yan, Sherry H.F. — 2007 Journal of Integer Sequences [electronic only]
Bijective proofs of identities from colored binary trees. Yan, Sherry H.F. — 2008 The Electronic Journal of Combinatorics [electronic only]
Noncrossing trees and noncrossing graphs. Chen, William Y.C.; Yan, Sherry H.F. — 2006 The Electronic Journal of Combinatorics [electronic only]
Counting subwords in a partition of a set. Mansour, Toufik; Shattuck, Mark; Yan, Sherry H.F. — 2010 The Electronic Journal of Combinatorics [electronic only]
Matchings avoiding partial patterns. Chen, William Y.C.; Mansour, Toufik; Yan, Sherry H.F. — 2006 The Electronic Journal of Combinatorics [electronic only]
Matchings avoiding partial patterns and lattice paths. Jelínek, Vít; Li, Nelson Y.; Mansour, Toufik; Yan, Sherry H.F. — 2006 The Electronic Journal of Combinatorics [electronic only]