NIGMANOV ERKIN ABDULMUGNIEVICH; LUTFULLAEV SHUKRULLO QUDRATILLAEVICH; SODIKOV ISLOMBEK ISAKALI UGLI. METHODOLOGIC APPROACH TO ASSESSING THE QUALITY OF SERVICES PROVIDED IN THE OPTIMIZATION OF CUSTOMS SERVICES. INTERNATIONAL JOURNAL OF SOCIAL SCIENCE & INTERDISCIPLINARY RESEARCH ISSN: 2277-3630 Impact factor: 8.036, [S. l.], v. 11, n. 01, p. 84–93, 2022. Disponível em: https://gejournal.net/index.php/IJSSIR/article/view/90. Acesso em: 22 nov. 2024.