ASENCIOS, Y. J. O. The Importance of Hydrogen for Brazil: a source of clean energy and a path to the production of nitrogen fertilizers. SciELO Preprints, 2022. DOI: 10.1590/SciELOPreprints.4408. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/4408. Acesso em: 29 jan. 2023.