Fuzzy expert systems and GIS for cholera health risk prediction in southern Africa. - Gavin Fleming; Marna van der Merwe; Graeme McFerren (Environ. Model. Softw., 2007)

User Requirements for Sensor Web based Scientific Workflows in the Cholera Research Domain. - Graeme McFerren; Terence L. van Zyl; Marna van der Merwe; Martella du Preez (IGARSS (5), 2008)