CARMEN PORTERO MUÑOZ2026-01-292026-01-29201810.1515/opli-2018-00322-s2.0-85060159585https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/29970Language and LinguisticsLinguistics and LanguageTense Switching in English Narratives: An FDG Perspectiveconference paper