Experimental Analysis of CFRP and GFRP Composites Using Guided Ultrasonic Waves: Development of Frequency Maps. - Saúl Hernández-Moreno; Victor A. Ramirez; Erick Rojas-Mancera; C. E. Peñuela-Cruz; Francesc Pozo; Antonio Balvantín-García (IEEE Access, 2025)