1. Gracey's Meat Hygiene, 11th Edition David S. Collins (Editor), Robert J. Huey (Editor) (2014)
2. Manual on meat inspection for developing countries (No. 119). Food & Agriculture Org..Herenda, D. C., & Chambers, P. G. (1994).
3. Meat Science And Application (2001) by Hui H.Y. et al.
4. Barnett, J.L., Cronin, G.M. and Scott, P.C. (2007) Veterinary Record, 160, 45–49.
5. Bates, G. (2010) Journal of the American Veterinary Medical Association, 237 (9), 1024–1026.
6. Bremner, F. (1954) Brain Mechanisms and Consciousness (ed. J.F. Delafresnaye), Oxford University Press, London. Coore, R.R., Love, S., McKinstry, J.L. et al. (2005) Journal of Food Protection, 68 (4), 882–884.
7. Dunn, C.S. (1990) Veterinary Record, 26, 522–525. Ewbank, R., Parker M.J. and Mason C. (1992) Animal Welfare, 1, 55–64.
8. Farm Animal Welfare Council (2003) Report on the Welfare of Farmed Animals at Slaughter or Killing – Part 1, Red Meat animals, DEFRA Publications, London.
9. Garland, T.D., Bauer, N. and Bailey, M. (1996) The Lancet, 348, 610.
10. Gibson, T.J., Johnson, C.B., Mellor, D.J. and Stafford, K.J. (2009) New Zealand Veterinary Journal, 57, 77–95.
11. Grandin, T. (1980) International Journal of the Study of Animal Problems, 1 (6), 375.
12. Gregory, N.G. and Wilkins, L.J. (1989a) Journal of Science of Food and
13. Agriculture, 47, 13–20.
14. Gregory, N.G. and Wilkins, L.J. (1989b) Veterinary Record, 124,
15. 530–532.
16. Lambooij, D.L.O. (1996) Meat Focus International (April), pp. 124–125.
17. Lumb, W.V. and Jones, E.W. (1973) Veterinary Anaesthesia. Lea & Febiger, Philadelphia, pp. 338–340.
18. Perez-Palacios, S. and Wotton, S.B. (2006) Veterinary record, 158, 654–657.
19. Raj, A.B.M. (1999) Veterinary Record, 144, 165–168.
20. Raj, A.B.M. and Gregory, N.G. (1993) Veterinary Record, 133, 317.
21. Raj, A.B.M. and Gregory, N.G. (1994) Veterinary Record, 135, 222–223.
22. Raj, A.B.M. and Gregory, N.G. (1995) Animal Welfare, 4, 273–280.
23. Rosen, S.D. (2004) Veterinary Record, 154, 759–765.
24. Shaw, N.A. (2002) Progress in Neurobiology, 67, 281–344.
25. Thorpe, W.H. (1965) The assessment of pain and stress in animals. Appendix III. Report of Technical Committee to enquire into the
26. welfare of animals kept under intensive livestock husbandry systems. Cmnd 2836. HMSO, London. Van der Wal, P.G. (1983) in Stunning Animals for Slaughter (ed G.
27. Eikelenboom), Martinus Nijhof, The Hague. Warriss, P.D., Brown, S.N. and Adams, S.J.M. (1994) Meat Science, 38, 329–340.
28. Wotton, S.B., Gregory, N.G., Whittington, P.E. and Parkman, I.D. (2000) Veterinary Record, 147, 681–684.