%0 Journal Article %T APPROACHES TO OPTIMIZING BUSINESS MODELS IN THE CONTEXT OF THE CURRENT CRISIS %A Zarubina, Y.V. %K business models, optimization, key competencies of the company, value chains %J Scientific Papers Collection of the Angarsk State Technical University %D 2020 %N 2020 %P 3 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»