Ali, A., Iqbal, S., Holschemacher, K., Bier, T. A. “Comparison of Flexural Performance of Lightweight Fibre-reinforced Concrete and Normalweight Fibre-reinforced Concrete”, Periodica Polytechnica Civil Engineering, 61(3), pp. 498–504, 2017. https://doi.org/10.3311/PPci.8858