Karaalp, D., Pekgüzel, E. A. and Azbar, N. (2015) “Evaluation of Performance of Sequential Membranes Used in Pilot Scale Biogas Plant: A Case Study for Laying Hen Manure”, International Journal of Membrane Science and Technology, 2(1), pp. 28-33. doi: 10.15379/ijmst.v2i1.326.