WASET
    Marc Veillette and  Antonio Avalos Ramirez and  Michèle Heitz,  Influence of Ammonium Concentration on the Performance of an Inorganic Biofilter Treating Methane.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    December 2012, vol. 72(12). 1163 - 1166
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/13850.