2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/189285The multiple hadron production in the events induced by the heavy primary quarks in $e^+e^-$ annihilation is reconsidered with account of corrected experimental data. New value for the multiplicity in $b\bar{b}$ events is presented on the basis of pQCD estimates.16 pages, 6 figures. Version accepted for publication in EPJCHigh Energy Physics - PhenomenologyHigh Energy Physics - Experimenttext