1. AOAC 1997. Fiber (Acid Detergent) and Lignin in Animal Feed 973.18. In AOAC Official Method. (4): 28–29.
2. AOAC 2002. Amylase-Treated Neutral Detergent Fiber in Feeds 2002-4. In AOAC Official Method. (4): 48–55.
3. AOAC 2005. Ash of Animal Feed, in Official Methods of Analysis of AOAC International 942.05. In AOAC Official Method. (4): 8.
4. AOAC 2006. Protein (Crude) in Animal Feed, Combustion Method 990.03. In AOAC Official Method. (4): 30–31.
5. AOCS 2004. Rapid Determination of Oil / Fat Utilizing High Temperature Solvent Extraction. Rapid Determination of Oil/Fat Utilizing High Temperature Solvent Extraction. 1–3.