WASET
    G. Çelik Gül and  F. Kurtuluş,  Pioneer Synthesis and Characterization of Boron Containing Hard Materials.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2015, vol. 105(9). 1155 - 1159
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/10002504.