A Frozen 2005 to 2025 EU ETS Data Product with Rule Based Validation and Cryptographic Integrity Commitments. Journal of Expert Systems and Sustainable Development, [S. l.], v. 2, n. 1, p. 284–303, 2026. DOI: 10.65069/jessd21202624. Disponível em: https://essd-journal.org/index.php/essd/article/view/24. Acesso em: 13 oct. 2026.