TY - JOUR AU - V. A. Voblyi TI - An Explicit Formula for the Number of Labeled Series-Parallel $k$-Cyclic Blocks JO - Matematičeskie zametki PY - 2020 SP - 622 EP - 624 VL - 108 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2020_108_4_a12/ LA - ru ID - MZM_2020_108_4_a12 ER -