Conference Paper
                        
                        Desiere, Sam, Wytse  Vellema, and Marijke  D’Haese.  
"A Validity Assessment of the Progress out of Poverty Index (PPI) TM for Rwanda." EAAE 2014 Congress ‘Agri-Food and Rural Innovations for Healthier Societies’. Ljubljana, Slovenia, August 26-29, 2014.