1. Anon (1977 )-Am. Ass. Equine Practitioners NewsletterNo. 1, p.52 .
2. A VIRAL DISEASE COMPLEX OP HORSES IN CENTRAL QUEENSLAND.
3. C. Cambell, and W. O. Keste (1976 )-Proc. 22nd Meeting Am. Ass. Equine Practitioners, p.123 .
4. L. Coggins, and Valerie Patten (1971 )-14th Ann. Conf. Am. Ass. vet. Lab. Diagnosticians, p.254 .