WASET
    Tailong Zhang and  Jianming Gao and  Xue Xie and  Wei Sun,  Compatibility of Copolymer-Based Grinding Aids and Sulfonated Acetone-Formaldehyde Superplasticizer.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2014, vol. 85(1). 19 - 23
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/9997028.