Source: https://www.researchgate.net/publication/318305347_La_race_ovine_Djallonke_au_Cameroun_Potentialites_zootechniques_conditions_d'elevage_avenir/fulltext/59618c1da6fdccc9b1298bbd/La-race-ovine-Djallonke-au-Cameroun-Potentialites-zootechniques-conditions-delevage-avenir.pdf