主题词：Spanish Linguistics and Language Studies; Medieval European Literature and History; Historical Linguistics and Language Studies; Linguistic Studies and Language Acquisition; Medieval Iberian Studies; Linguistics and language evolution; Medieval Literature and History; Diverse Scientific and Economic Studies; Renaissance Literature and Culture; Historical and Literary Analyses; Early Modern Spanish Literature; Lexicography and Language Studies; Human auditory perception and evaluation; Spanish Literature and Culture Studies; Libraries, Manuscripts, and Books; Archaeological and Historical Studies; Historical and Linguistic Studies; Language, Linguistics, Cultural Analysis; Advanced Electron Microscopy Techniques and Applications; Linguistic Variation and Morphology; Electron and X-Ray Spectroscopy Techniques; Historical and Literary Studies; Italian Literature and Culture; Phonetics and Phonology Research; Historical, Literary, and Cultural Studies