1. Avrameas, S. & T. Ternynck: Peroxidase labelled antibody and Fab conjugates with enhanced intracellular penetration. Immuno-chemistry 1971, 8, 1175–1179.
2. Booth, J. C., M. M. Rweyemamu & T. W. F. Pay: Dose-response relationships in a microneutralization test for foot-and-mouth disease viruses. J. Hyg. (Lond.) 1978, 80, 31–42.
3. Eskildsen, M. & E. Overby: Serological diagnosis of classical swine fever. A comparison of a modified direct complement fixation test with an immunofluorescence plaque neutralization test in the diagnosis of experimental subclinical infection. Acta vet. scand. 1976, 17, 131–141.
4. Eskildsen, M.: Use of a modified direct complement fixation test in the demonstration of antibodies against classical swine fever and bovine viral diarrhoea virus in swine serum. Agricultural Research Seminar on Hog Cholera/Classical Swine Fever and African Swine Fever, Commission of the European Communities, Publication no. Eur. 5904, 1977, pp. 333–337.
5. Graham, R. C., U. Lundholm & M. J. Karnovsky: Cytochemical demonstration of peroxidase activity with 3-amino-9-ethylcarbazole. J. Histochem. Cytochem. 1965, 13, 150–152.