1. Braend , M. Stormont , C. 1962 Studies on serum proteins in horses
2. Ek N. 1981a Studies on prealbumin (Pr) protein and transferrin phenotypes in serum of healthy and sick horses and investigations of serum levels of the equine immunoglobulins IgG and IgG(T) Inaugural Dissertation Veterinary College of Norway
3. Antigen-antibody crossed lectrophoretic studies and quantitative comparisons of serum transferrin types in horses;Ek;Acta Veterinaria Scandinavia,1981b
4. New aspects of the inheritance mode of equine transferrin system;Hosoda;Proceedings of the 16th International Conference on Animal Blood Groups and Biochemical Polymorphism, Leningrad,1979
5. Über den Serumtransferrin-Polymorphismus bei Pferden;Schmid;Zeitschrift für lmmunitätsforschung,1962