AVAGYAN, A.R. THE ROLE OF SMALL BUSINESS IN DEVELOPMENT OF SERVICE INDUSTRY. Proceedings of the YSU C: Geological and Geographical Sciences, Yerevan, Armenia, v. 54, n. 3 (253), p. 220–225, 2020. DOI: 10.46991/PYSU:C/2020.54.3.220. Disponível em: https://journals.ysu.am/index.php/proceedings-geol-geogr/article/view/vol54_no3_2020_pp220-225. Acesso em: 25 aug. 2024.