Journal Article
Ulrich, Anne, Chinwe Ifejika Speranza, Paul Roden, Boniface Kiteme, Urs Wiesmann, and Marcus Nusser.
"Small-scale farming in semi-arid areas: Livelihood dynamics between 1997 and 2010 in Laikipia, Kenya." Journal of Rural Studies 28, no. 3 (2012): 241-251.