Journal Article
                        
                        Schaafsma, M, S  Morse-Jones, P  Posen, RD  Swetnam, A  Balmford, IJ  Bateman, Neil David  Burgess, SAO  Chamshama, B  Fisher, and RE  Green.  
"Towards transferable functions for extraction of Non-timber Forest Products: A case study on charcoal production in Tanzania." (2012) Ecological Economics.