1. Long distance transport of sheep ova;Adams;Proc. 4th Int. Congr. Anim. Reprod. The Hague,1961
2. The transfer and storage of sheep ova;Averill;Proc. 3rd. Int. Congr. Anim. Reprod. Camb.,1956
3. The production of living sheep eggs;Averill;J. Agric. Sci., Camb.,1958
4. Ovum transfer in sheep;Averill;J. Endocr.,1958
5. Attempts at storage of sheep ova at low temperatures;Averill;J. Agric. Sci., Camb.,1959