Journal Article
                        
                        Jean-Richard, Vreni, Lisa  Crump, Abbani Alhadj  Abicho, Ali Abba  Abakar, Abdraman  Mahamat II, Mahamat  Bechir, Sandra  Eckert, Matthias  Engesser, Esther  Schelling, and Jakob  Zinsstag.  
"Estimating population and livestock density of mobile pastoralists and sedentary settlements in the south-eastern Lake Chad area." Geospatial health 10, no. 1 (2015).