Santana, Andrey Pacheco, Altair Reis do Nascimento, and Débora Cristina Passos de Sá. “National Tax System: A Jurisprudential Discussion”. International Journal of Advanced Engineering Research and Science 10, no. 02 (February 14, 2023). Accessed April 14, 2025. https://i.ihspublishing.com/index.php/ijaers/article/view/284.