1. Facteurs externes et internes de l'activité sexuelle I. Stimulation par la lumière de l'activité sexuelle chez le canard et la cane domestique;Benoît;Bull Biol Fr Belg,1936
2. Chronobiologic study in the domestic duck;Benoît;Chronobiologia,1978
3. Annual endocrine cycles and environment in birds with special reference to male ducks;Assenmacher,1978
4. Plasma concentrations of triiodothyronine, and testosterone during the annual cycle of wild mallard drakes and the effects of thyroidectomy;Haase;Zool Anz Jena,1980
5. The effects of castration on the seasonal pattern of plasma LH concentrations in wild mallard drakes;Haase;Gen Comp Endocrinol,1982