1. AW Brant, JW Goble, JA Hamann, CJ Wabeck, and RE. Walters, 1982 . Guidelines for Establishing and Operating Broiler Processing Plants . USDA, ARS, Agriculture Handbook581 .
2. Code of Federal Regulations . 1997 . Title 9, Volume 2, Parts 381. Section 381.66. Temperatures and chilling and freezing procedures.