Analysis of the Ballistic Effectiveness of the Hybrid Composite of Polyurethane and Kevlar 29 with Different Grammages - Palomera, Daniel Francisco Leiva; Abreu, Maria Elena Fernández; Rivera, Jose Luis Valin; Fernandez, Michelle Vieira; Amorim Junior, Wanderley Ferreira de; Valenzuela Díaz, Francisco Rolando; Molina, Diego Alejandro Alcaino; Jofre, Pablo Esteban Mendez; Ketterer, Cristobal Ignacio Galleguillos (Polymers, 2025)