%0 Journal Article %T Treatability of landfill leachate pre-treated with a two-stage biological treatment process to the level of receiving environment standards by using the fenton process %A KURT, U. %A APAYDIN, Ã. %A AVÅžAR, Y. %A GÖNÜLLÜ, M.T. %J Sigma Journal of Engineering and Natural Sciences %D 2025 %V 43 %P 2152-2163 %R 10.14744/sigma.2025.1914