1. National Research Counsil (NRC). Meat and Poultry Inspection. The Scientific basis of the Nation's Program,1985
2. Statistical Methods in Medical Research;Armittage,1987
3. Efficacy of current EC meat inspection procedures and some proposed revisions with respect to microbiological safety: a critical review;Berends;Vet. Rec.,1993
4. De hazard analysis critical control point benadering bij de produktie van vlees;Berends;Tijdschr. Diergeneeskd.,1994
5. Critical control points in relation to breaking Salmonella and Listeria cycles in pork production;Berends,1995