Published Central Composite Design in a Refinery’s Wastewater Treatment by Air Flotation by F. Rigas, P. Panteleos, C. Laoudis rigas_0.pdf
Published Biological treatment of water contaminated by hydrocarbons in three-phase gas-liquid-solid fluidized bed by ALLIA K., TAHAR N., TOUMI L., SALEM Z. paper_2-ALLIA_347.pdf