Data Sources
1. Border Established. African Boundaries: A Legal and Diplomatic Encyclopaedia, 1970, https://books.google.co.ug/books?redir_esc=y&id=A8Du4k0udx4C&q=algeria+tunisia#v=onepage&q=botswana%20zimbabwe&f=false
2. Border Length. The World factbook, 2021, https://www.cia.gov/the-world-factbook/countries/botswana/
3. Populations . Matabeleland South Census 2012, https://www.zimstat.co.zw/wp-content/uploads/publications/Population/population/Mat-South.pdf
-Botswana in Figures 2017, https://www.statsbots.org.bw/sites/default/files/publications/Botswana%20in%20Figures%202017.pdf
4. Capital City Populations . Matabeleland South Census 2012, https://www.zimstat.co.zw/wp-content/uploads/publications/Population/population/Mat-South.pdf
-Botswana in Figures 2017, https://www.statsbots.org.bw/sites/default/files/publications/Botswana%20in%20Figures%202017.pdf
5. Area Covered .Zimbambwe,https://www.citypopulation.de/Zimbabwe-Cities.html
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Botswana,https://www.citypopulation.de/en/botswana/
6. Agriculture . Open Access Search
7. Key Industries. Open Access Search
8. Key Informal Sector Activities. Open Access Search
9. Border Closures 2010-2021. https://allafrica.com/stories/202003250210.html