Pishgar, R., Najafpour, G. D., Neya, B. N., Mousavi, N. and Bakhshi, Z. (2014) “Effects of organic loading rate and hydraulic retention time on treatment of phenolic wastewater in an anaerobic immobilized fluidized bed reactor”, Journal of Environmental Engineering and Landscape Management, 22(1), pp. 40-49. doi: 10.3846/16486897.2013.800079.