THE USE OF GONADOTROPHIN RELEASING HORMONE (GnRH) ASSOCIATED WITH PROGESTAGEN FOR INDUCING OESTRUS IN SUCKLING COWS) F. DELETANGAnn. Biol. anim. Bioch. Biophys., 16 2 (1976) 169DOI: https://doi.org/10.1051/rnd:19760233