1. ACF (2011), “Food security and livelihood monitoring and evaluation guidelines. A guideline for field workers”, Action Centre la Faim, available at: www.actionagainsthunger.org/sites/default/files/publications/Food_Security_and_Livelihoods_Monitoringand_Evaluation_Guidelines_A_Practical_Guide_For_Field_Workers_10.2011.pdf (accessed March 10, 2018).
2. Africa Development Bank (2006), “Country assistance evaluation, final report”, Operations Evaluation Department, February.
3. Towards a definition of inorganic nanoparticles from an environmental, health and safety perspective;Nature Nanotechnology,2009