Observations on the motility and fertilizing ability of ram epididymal spermatozoa Suzanne FOURNIER-DELPECH, G. COLAS, M. COUROT and R. ORTAVANTAnn. Biol. anim. Bioch. Biophys., 17 6 (1977) 987-990DOI: https://doi.org/10.1051/rnd:19770804