Lemeshko, O., & Yevdokymenko, M. (2020). THE METHOD OF HIERARCHICAL INTER-DOMAIN ROUTING IN A SOFTWARE-DEFINED TELECOMMUNICATIONS NETWORK WITH ENSURING END-TO-END QUALITY OF SERVICE. INNOVATIVE TECHNOLOGIES AND SCIENTIFIC SOLUTIONS FOR INDUSTRIES, (2 (12), 169–182. https://doi.org/10.30837/2522-9818.2020.12.169