@ARTICLE {SONWA:2019,
title = {Structure of cocoa farming systems in west and central Africa: a review},
author = {Sonwa, D. and Weise, S. and Schroth, G. * and Janssens, M. and Shapiro, H. },
journal = {Agroforesty Systems},
year = {2019},
volume = {93},
pages = {2009--2019},
issn = {0167-4366},
note = {CRP CCAFS; Climate Change; Cocoa; First Online 13 November 2018},
url = {https://doi.org/10.1007/s10457-018-0306-7},
doi = {10.1007/s10457-018-0306-7},
}