1. Endocrine changes after mating in pregnant and non-pregnant llamas and alpacas;Aba;Acta Vet. Scand.,1995
2. Control of ovarian activity in llamas with medroxyprogestrone acetate;Aba;Reprod. Dom. Anim.,1999
3. Effects of lactational and reproductive status on ovarian follicular waves in llama;Adams;J. Reprod. Fertil.,1990
4. Hemorrhagic ovarian follicles in llamas;Adams;Theriogenology,1991
5. Bourke, D.A., Adam, C.L., Kyle, C.E., Young, P., McEvoy, T.G., 1992. Superovulation and embryo transfer in the llama. In: Allen, W.R., Higgins, A.J., Maythew, I.G., Snow, D., Wade, J.F. (Eds.), Proceedings of the 1st International Camel Conference. R&W Publications Newmarket Ltd., UK, pp. 183–185.