1. Effects of free long-chain fatty acids on thermophilic anaerobic digestion;Angelidaki;Appl. Microbiol. Biotechnol.,1992
2. Standard methods for the examination of water and wastewater;APHA,1998
3. An automated method of measuring the time course of gas production of feedstuffs incubated with buffered rumen fluid;Beuvink;Neth. J. Agri. Sci.,1992
4. Energy recovery from sanitary landfills—a review;Boyle,1976
5. Cooper, R.N., Russel, J.M., 1992. Meat industry processing wastes: characteristics and treatment. In: Hui, Y.H. (Ed.), Encyclopedia Food Science Technology, vol. 3, pp, 1683–1690.