Perfect sampling algorithm for Schur processes. - Dan Betea; Cédric Boutillier; Jérémie Bouttier; Guillaume Chapuy; Sylvie Corteel; Mirjana Vuletic (CoRR, 2014)

Refined Cauchy and Littlewood identities, plane partitions and symmetry classes of alternating sign matrices. - Dan Betea; Michael Wheeler (J. Comb. Theory A, 2016)