1. Dassat, P. (1964). Investigations on haemoglobin polymorphism and potassium types in Langhe sheep.Atti. Ass. Genet. Ital.,9, 146 (A.B.A.,32, 3073).
2. Dassat, P. and Sartore, G. (1963). Haemoglobin and potassium blood types in Sardinian sheep of Italy.Zootec. e. Vet.,18, (17 A.B.A.,31, 2139).
3. Dawson, T. J. And Evans, J. V. (1962). Haemoglobin and erythrocyte potassium types in sheep and their influence on oxygen dissociation.Aust. J. Agri. Res.,15, 371–378.
4. Evans, J. V. (1954). Electrolyte concentration in red blood cells of British breeds of sheep.Nature,174, 931.
5. Evans, J. V. (1957 a). Water metabolism in the sheep.Nature,180, 756.