Zigmontienė, Aušra, and Lukas Žarnauskas. “Investigation and Analysis of Air-Cleaning Biofilter Hybrid Biocharge Quantitative and Qualitative Parameters”. Journal of Environmental Engineering and Landscape Management 19, no. 1 (April 15, 2011): 81-88. Accessed November 23, 2024. https://transport.vgtu.lt/index.php/JEELM/article/view/5297.