TY - JOUR AU - Wenchang Chu TI - Four double series involving ΞΆ(3) JO - Filomat PY - 2023 SP - 3305 VL - 37 IS - 10 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2310305C/ DO - 10.2298/FIL2310305C LA - en ID - 10_2298_FIL2310305C ER -