New design equations for elastic modulus of concrete using multi expression programming. Journal of Civil Engineering and Management, [S. l.], v. 21, n. 6, p. 761–774, 2015. DOI: 10.3846/13923730.2014.893910. Disponível em: https://journals.vilniustech.lt/index.php/JCEM/article/view/2775. Acesso em: 9 may. 2025.