KIMURA, Hana. ETL Techniques for Structured and Unstructured Data. International Journal of Emerging Trends in Computer Science and Information Technology, [S. l.], v. 3, n. 4, p. 8–16, 2022. DOI: 10.63282/3050-9246.IJETCSIT-V3I4P102. Disponível em: https://ijetcsit.org/index.php/ijetcsit/article/view/67. Acesso em: 13 sep. 2025.