2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/197872This paper presents the method of combining parton shower formalism with perturbative calculations (matrix elements) in form of a Monte-Carlo algorithm for the process g g -> Z b anti-b,consistenlty including the heavy quark masses and overlap removal.accepted by JHEP, revised according to suggestions from JHEP refereeHigh Energy Physics - PhenomenologyA Consistent Prescription for Combining Perturbative Calculations and Parton Showers in Case of Associated Z b anti-b Hadroproductiontext