共 7 条
- [1] Cox B. F., 1962, Bulletin of epizootic diseases of Africa, V10, P439
- [2] Matson B.A., 1960, B EPIZOOTIC DIS AFRI, V8, P305
- [3] PINI A, 1977, S AFR J SCI, V73, P133
- [5] PLOWRIGH.W, 1969, VET REC, V85, P668
- [6] THOMSON GR, 1979, ONDERSTEPOORT J VET, V46, P149
- [7] VELHO E. L., 1956, Bulletin de l'Office International des Epizooties, V46, P335