D. Bulman

发表

G. Lamming, D. Bulman, 1977, Veterinary Record.

D. Bulman, 1979, The British veterinary journal.

G. Lamming, D. Bulman, D. S. Hewitt, 1978, Veterinary Record.

P. S. Jackson, R. Holdsworth, C. T. Johnson, 1979, The British veterinary journal.