SARINYAN, Robert. . Bulletin of Yerevan University G: Economics, [S. l.], v. 11, n. 2 (32), p. 79–83, 2020. DOI: 10.46991/BYSU:G/2020.11.2.079. Disponível em: https://pub.ysu.am/index.php/bulletin-ysu-economics/article/view/Vol.11_No.2_2020_pp.079-083.pdf. Acesso em: 19 sep. 2024.