Chimpanzees Behavioral Respons To A Shift In Number Of Visitors During Autumn Holiday In Aalborg Zoo. Genet. Biodiv. J [انترنت]. 1 مايو، 2020 [وثق 22 سبتمبر، 2025];4(2):1-60. موجود في: https://journals.univ-tlemcen.dz/GABJ/index.php/GABJ/article/view/97