TY - JOUR TI - Possible operating problems and their suggested solutions for treatment of poultry manure wastewater by anaerobic sludge bed reactor AU - YETİLMEZSOY, K. AU - KOÇAK, E. AU - ŞAKAR, S. JO - Sigma Journal of Engineering and Natural Sciences PY - 2011 VL - 3 SP - 10 EP - 16 DO - ER -