1. Bovine tuberculosis in Ethiopia;Alemu;Master of Science Dissertation,1992
2. Aspects of epidemiology of bovine tuberculosis in badgers and cattle;Barrow;Journal of Hygiene (Camb.),1981
3. The zoonoses. Infections transmitted from animals to man;Bell,1988
4. Field experiment with BCG vaccine in Malawi;Berggren;British Veterinary Journal,1981