1. Department of Earth Science and Engineering, Imperial College London, London SW7 2AZ, United Kingdom
2. Dirección de investigación y soluciones tecnológicas, CIATEC, A.C., Omega #201, Col. Industrial Delta, León, Guanajuato 37545, México
3. Department of Civil and Environmental Engineering, Princeton, E209A, Engineering Quadrangle, Princeton, New Jersey 08544, United States