Hadron Multiplicities at the Energies of LEP-1.5 and LEP-2
  Total hadron multiplicities and multiplicities of hadrons in events with heavy quarks in $e^+e^-$ annihilation at the energies of LEP-1.5 and LEP-2 are calculated on the basis of QCD. 
A.V. Kisselev and V.A. Petrov