Paratibha Aggarwal and  Yogesh Aggarwal,  Prediction of Compressive Strength of Self- Compacting Concrete with Fuzzy Logic.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    May 2011, vol. 53(5). 774 - 781
    [viewed 03 December 2021]. Available from: https://publications.waset.org/pdf/3539.