1. Rôle de la photopériode dans le développement de la fonction de reproduction chez l'ageau Ile-de-France de la naissance à 21 mois;Alberio;Thèse Doct. 3e cycle,1976
2. Homosexual behavior in rams and rearing experience;Anderson,1976
3. Some aspects of sexual behavior in domestic sheep;Banks;Ovis aries. Behaviour,1964
4. Coital behaviour in dogs. III. Effects of early isolation on mating males;Beach;Behaviour,1968
5. Temporal boundary of the sensitive period for hormonal organization of social play in juvenile rats;Beatty;Physiol Behav,1981