FAZLIDDINOVICH , Parpiev Sayfidin. Assessment of the Local Resistance Coefficient at the Coupling Point of Polypropylene Pipe. Excellencia: International Multi-disciplinary Journal of Education (2994-9521), [S. l.], v. 2, n. 5, p. 514–518, 2024. DOI: 10.5281/. Disponível em: https://multijournals.org/index.php/excellencia-imje/article/view/964. Acesso em: 9 nov. 2025.