References
- COUNCIL OF THE EUROPEAN UNION (1999) Council Directive 1999/74/EC of 19 July 1999 laying down minimum standards for the protection of laying hens. Official Journal L 203, 03/08/1999 pp. 0053-0057.
- EUROPEAN COMMISSION - SCIENTIFIC VETERINARY COMMITTEE - ANIMAL WELFARE SECTION (DG VI/BII.2) (1996) Report on the Welfare of Laying hens. Brussels 30 October 1996.
- MAβFELLER, M. (1998) Was wird aus der Käfighaltung? LZ Rheinland 49: 30-31.
- N.N. (2000a) EU: Anteil der Hennen in Alternativhaltung steigt verhalten. ZMP-Marktjournal Eier, Vol. 3, No. 9: 30-31.
- N.N. (2000b) USA: Mehr Konsumeier exportiert. ZMP-Marktjournal Eier, Vol. 3, No. 8: 30.