1. Mukhtar, S.; Annamalai, K.; Porter, S.C. Co-Firing of Coal and Broiler Litter (BL) for Power Generation: BL Fuel Quality and Characteristics; American Society of Agricultural Engineers (ASAE) Paper No. 024189; ASAE: St. Joseph, MI, 2002.
2. Keener, K.M.; Shook, R.; Anderson, K.; Parrish, C.R. Characterization of Poultry Manure for Potential Co-Combustion with Coal in an Electricity Generation Plant; American Society of Agricultural Engineers (ASAE) Paper No. 026058; ASAE: St. Joseph, MI, 2002.
3. McMullen, J.; Fasina, O.O.; Wood, W.; Feng, Y.; Mills, G. Physical Characteristics of Pellets from Poultry Litter; American Society of Agricultural Engineers (ASAE) Paper No. 046005; ASAE: St. Joseph, MI, 2004.
4. Lopez, M.; Costello, T.A.; Roe, L.A. Combustion of Poultry Litter for Space Heating; American Society of Agricultural Engineers (ASAE) Paper No. 058019; ASAE: St. Joseph, MI, 2005.
5. Ndegwa, P.M. M.Sci. Thesis, University of Georgia, Athens, GA, 1990.