TY - JOUR AU - Sergi Elizalde AU - Rigoberto Flórez AU - José Luis Ramírez TI - Enumerating symmetric peaks in non-decreasing Dyck paths JO - Ars mathematica contemporanea PY - 2021 VL - 21 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.2478.d1b/ DO - 10.26493/1855-3974.2478.d1b LA - en ID - 10_26493_1855_3974_2478_d1b ER -