1. Johnson LA, Flook JP, Hawk HW. Sex preselection in rabbits: Live births from X and Y sperm separated by DNA and cell sorting. Biol Reprod 1989; 41: 199-203.
2. Amann RP, Seidel GE Jr. Prospects for Sexing Mammalian Sperm. Colorado Univ. Press, Boulder, 1982.
3. van Vliet RA, Verrinder Gibbins AM, Walton JS. Livestock embryo sexing: a review of current methods, with emphasis on Y-specific DNA probes. Theriogenology 1989; 32: 421-438.
4. Johnson LA. Sex preselection in swine: Altered sex ratios in offspring following surgical insemination of flow sorted X- and Y-bearing sperm. Reprod Dom Anim 1991; 26: 309-314.
5. Catt SL, Catt JW, Gomez MC, Maxwell WMC, Evans G. The birth of a male lamb derived from an in vitro matured oocyte fertilized by intra-cytoplasmic injection of a single presumptive male sperm. Vet Rec 1996; 139: 494-495.