WASET
    G. Bumanis and  D. Bajare,  The Effect of Porous Alkali Activated Material Composition on Buffer Capacity in Bioreactors.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2014, vol. 94(10). 1141 - 1147
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/9999584.