RAFAEL CASTRO TRIGUERO2026-01-292026-01-29202110.1016/j.compstruct.2021.1142482-s2.0-85109507561https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/33648Ceramics and CompositesCivil and Structural EngineeringForced vibration analysis of composite beams with piezoelectric layers based on the variable separation methodresearch article