TY JOUR TI APPLYING THE PRINCIPLES OF DIGITALIZATION IN THE PROCESS OF BUSINESS MODEL OPTIMIZATION KW business models KW optimization KW digitalization KW electronic document management system KW corporate information resources management JO Scientific Papers Collection of the Angarsk State Technical University AU Zarubina, Y.V. PY 2020 IS 2020 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»