Bagniuk, N., KuzmychО., Melnyk, V. and Timoshuk, P. 2019. Concept of formalization of relations with customers and integration of CRM-system . COMPUTER-INTEGRATED TECHNOLOGIES: EDUCATION, SCIENCE, PRODUCTION. 37 (Dec. 2019), 19-24. DOI:https://doi.org/10.36910/6775-2524-0560-2019-37-3.