You may also wish to search for items by Ortiz.
Only one matching reference was found.
Coon, J.B.; Ortiz, E., The vibrational analysis of the 2700--4800 A absorption system of ClO2 and the vibrational constants of the associated electronic states, J. Mol. Spectrosc., 1957, 1, 1-4, 81, https://doi.org/10.1016/0022-2852(57)90012-7 . [all data]