1. J. H. L. Morgan, M. Se. Thesis, Univ. of New England, Armidal, Australia (1967).
2. W. G. Hoekstra, in “Physiology and Biochemistry of Muscle as a Food,” eds. by E. J. Briskey, R. G. Cassens and J. C. Trautman, University of Wiscon Press, Madison, 1966, p. 69.
3. G. W. Snedecor, “Statistical Methods Applied to Experiments in Agriculture and Biology,” Fifth edition, The Iowa State University Press, Ames, Iowa (1962).
4. H. A. Scheraga, in “The Proteins,” Vol. I, eds. by H. Neurath and K. Bailey, Academic Press, New York, 1963.
5. R. A. Barton, “Quality Beef Production,” Massey Agric. College Palmerston, New Zealand, 1958.