@article{Potts2012,
author = {Potts, D. },
title= {What do we know about urbanisation in sub-Saharan Africa and does it matter?},
year = {2012},
doi = {10.3828/idpr.2012.1},
journal = {International Development Planning Review},
volume = {34},
number = {1},
pages = {V−Xxi},
}