%0 Journal Article %T R&D of the PERT basic model for project planning %A Novikova, T.P. %A Evdokimova, S.A. %A Novikov, A.I. %K PERT, network model, planning, backup time, critical path %J Modeling of systems and processes %D 2022 %N 14 %P 6 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov