TY - JOUR AU - Karpe, Robert TI - On a certain analogy of Stirling's numbers of the 2nd kind JO - Archivum mathematicum PY - 1973 SP - 57 EP - 60 VL - 09 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_1973__9_2_a1/ LA - en ID - ARM_1973__9_2_a1 ER -