TY JOUR TI BUILDING UP SCHEDULES IN MULTIPROJECT DESIGN MANAGEMENT SYSTEMS KW building up schedules KW multi-project planning KW directed graph KW multigraph KW domain KW clustering JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Dobrynin, A.. AU Kulakov, S.. AU Koynov, A.. PY 2021 IS 2021 PB Astrakhan State Technical University