A Levels-of-Approximation Unified Mechanical Model for the Shear Strength of Slender and Short Reinforced and Prestressed Concrete Beams with Steel, FRP, or Fiber Reinforced Concrete (Modelo mecánico unificado por niveles de aproximación para la resis...) - Cladera Bohigas, Antoni; Oller, Eva; Ribas, Carlos; Murcia-Delso, Juan; Duarte, Noemí; Bairán, Jesús (Hormigón y Acero, 2026)