Bon, R., González, G., Estévez, I. & Recarte, J. M. (1992). Comparison of social patterns during the rut within three European populations of Corsican mouflon (Ovis ammon musimon). Etología, 2:9-20.
Bon, R., Dardaillon, M. & Estévez, I. (1993). Mating and lambing periods as related to age of female mouflons. Journal of Mammalogy, 74(3):752-757.
Estévez, I. (1993). El IV Symposium Europeo sobre el bienestar de aves domésticas. Selecciones Avícolas, Diciembre, 1993: 841-848.
Estévez, I., (2007). Too many, too few: The effects of groups size and density in captive animals. Preface, Special Issue of Applied Animal Behaviour Science, 103:183-184. (Preface)