Palencia, M., S. Palencia, and A. García. “VIBRATIONAL SPECTRUM CHARACTERIZATION OF OUTER SURFACE OF HELICOBACTER PYLORI BIOFILMS BY FUNCTIONALLY-ENHANCED DERIVATIVE SPECTROSCOPY (FEDS)”. Journal of the Chilean Chemical Society, Vol. 65, no. 4, Nov. 2020, pp. 5015-22, https://jcchems.com/index.php/JCCHEMS/article/view/1458.