AREÁN, C. O. Probing Brønsted Acidity of Protonic Zeolites with Variable-Temperature Infrared Spectroscopy. Ukrainian Journal of Physics, [S. l.], v. 63, n. 6, p. 538, 2018. DOI: 10.15407/ujpe63.6.538. Disponível em: https://ujp.bitp.kiev.ua/index.php/ujp/article/view/2018007. Acesso em: 27 feb. 2024.