@misc{Arefyev_I.B._Forecasting,
 author={Arefyev, I.B.},
 howpublished={online},
 language={eng},
 title={Forecasting and control object of management in the enviroment of system PERT (the methody of integrated characteristics) : monograhp},
 type={dokument elektroniczny},
 keywords={system PERT},
}