Luévanos Rojas, Arnulfo. «A Mathematical Model for the Dimensioning of Combined Footings of Rectangular Shape». Rev. Téc. Fac. Ing. Univ. Zulia 39, no. 1 (mayo 20, 2016). Accedido julio 30, 2025. https://produccioncientifica.luz.edu.ve/index.php/tecnica/article/view/21090.