WASET
    I. Markovska and  F. Yovkova and  G. Minov and  D. Rusev and  L. Lyubchev,  Investigation of Silane Modified Ceramic Surface of Porous Mullite Ceramics.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2013, vol. 79(7). 409 - 413
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/16304.