by Britt A.G, Cotton C.L, Trask J.A, Pitman I.H
Published in Australian veterinary journal (1984)

by Britt, A.G, Cotton, C.L, Trask, J.A, Pitman, I.H
Published in Australian veterinary journal (01.10.1984)

by Britt, A.G, Cotton, C.L, Kellett, B.H, Pitman, I.H, Trask, J.A
Published in Australian journal of biological sciences (1985)