TY JOUR TI Managing Changes in Organizational Budgeting Model of Russian Bank in Conditions of Implementation of Agile Approaches in It Projects KW organizational budgeting model KW agile approaches in IT projects KW project portfolio budgeting KW activity-based budgeting KW integrated IS in project portfolio management JO Scientific Research and Development. Russian Journal of Project Management AU Dudukin, T.D. PY 2020 IS 9 PB INFRA-M Academic Publishing LLC.