Underhill, Les G, H Dieter Oschadleus, Michael Brooks, Rene A Navarro, and Sue Kuyper. 2016. “A Celebration of Long-Term Involvement in Citizen Science: The Animal Demography Unit’s Biodiversity Observer Awards”. Biodiversity Observations 7 (December):1-9. https://journals.uct.ac.za/index.php/BO/article/view/378.