Flexural behaviour and punching shear of selfcompacting concrete ribbed slab reinforced with steel fibresHazrina Ahmad, Mohd Hisbany Mohd Hashim, Afidah Abu Bakar and Siti Hawa HamzahMATEC Web Conf., 138 (2017) 02010DOI: https://doi.org/10.1051/matecconf/201713802010