KORNEYEV, I. Current view on the study of current problems of price setting for pipe products: forecast of trends. Amazonia Investiga, [S. l.], v. 11, n. 54, p. 281–292, 2022. DOI: 10.34069/AI/2022.54.06.27. Disponível em: https://amazoniainvestiga.info/index.php/amazonia/article/view/2061. Acesso em: 22 jul. 2024.