1. C. L. Comar (1950 )-"Copper Metablolism: A Symposium on Animal, Plant and Soil Relationships " pp.191 -215 , McCollm-Pratt Institute of the Johns Hopkins University, the Johns Hopkins Press, Baltimore, 1950 .
2. ASPIRATION BIOPSY OF THE LIVER IN SHEEP
3. H. H. Green (1951 )-Proc. Specialist Conference in Agriculture, Australia, 1949, p. 293. H. M. Stationery Office, London, 1951.