TY - JOUR AU - Dominique Foata AU - Guo-Niu Han TI - The \((t,q)\)-analogs of secant and tangent numbers JO - The electronic journal of combinatorics PY - 2011 VL - 18 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.37236/2003/ DO - 10.37236/2003 ID - 10_37236_2003 ER -