1. Cox, R.I., P.A. Wilson, and M.S.F. Wong. 1985. Manipulation of endocrine systems through the stimulation of specific immune responses, p. 150. In Reviews in rural science 6: Biotechnology and recombinant DNA technology industries. Proceeding of symposium jointly organized by University of New England (Armidale, N.S.W.) and C.S.I.R.O.
2. Scaramuzzi, R.J., and R.M. Hoskinson. 1984. Active immunization against steroid hormones for increasing fecundity, p. 445. In D.B. Crighton (ed.), Im¬munological aspects of reproduction in mammals. Butterworths, London.
3. Scaramuzzi, R.J., W.G. Davidson, and P.F.A. Van Look. 1977. The effect of active immunization against androstenedione on oestrus and ovulation in sheep. Nature (London) 269: 817.
4. Geldard, H., C.J. Dow, and P.J. Kieran. 1984. Further developments in fecundity immunization field results. Wool Technology and Sheep Breeding 32: 69.
5. Scaramuzzi, R.J. 1984. Changes in pituitary-ovarian functions in ewes immune to steroid hormones. Proc. Aust. Soc. Anim. Prod. 15: 182.