1. Sphaerophorus necrophorus. A study of 23 strains;Aalbaek;Acta Vet. Scand.,1971
2. On the occurrence of Fusobacterium necrophorum in bovine mastitis;Aalbaek;Nord. Vet.-Med.,1978
3. Fusobacterium necrophorum and Bacteroides melaninogenicus as etiologic agents of foot rot in cattle;Berg;Am. J. Vet. Res.,1975
4. Aetiology and pathogenesis of summer mastitis;Bramley,1987