@article{177686fe277c45d28d4c776f4af9e172,
title = "Climate Variability and Societal Dynamics in Pre-Colonial Southern African History (AD 900-1840): A Synthesis and Critique",
keywords = "Climate variability, southern Africa, Mapungubwe, Great Zimbabwe, difaqane/infecane",
author = "Hannaford, {Matthew J.} and Bigg, {Grant R.} and Jones, {Julie M.} and Ian Phimister and Martial Staub",
year = "2014",
month = aug,
doi = "10.3197/096734014X14031694156484",
language = "English",
volume = "20",
pages = "411--445",
journal = "Environment and History",
issn = "0967-3407",
publisher = "White Horse Press",
number = "3",
}