Data Sources
1. Sovereign Limits, https://sovereignlimits.com/boundaries/mali-mauritania-land#:~:text=The%20border%20was%20established%20by,it%20has%20not%20changed%20since. ,1 May 2021
2. City Populations -Population Statistics in Maps and Charts for all Countries in Africa ,https://www.citypopulation.de/en/mali/cities/ date accessed 1 May 2021, Data 5-10 : City Populations -Population Statistics in Maps and Charts for all Countries in Africa ,https://www.citypopulation.de/en/mauritania/cities/ date accessed 1 May 2021,
3. City Populations -Population Statistics in Maps and Charts for all Countries in Africa ,https://www.citypopulation.de/en/mali/cities/ date accessed 1 May 2021, Data 5-10 : City Populations -Population Statistics in Maps and Charts for all Countries in Africa ,https://www.citypopulation.de/en/mauritania/cities/ date accessed 1 May 2021,
4. https://www.citypopulation.de/en/mali/admin/61__tombouctou/; data 3: https://www.citypopulation.de/en/mali/cities/; data 4-7: https://www.citypopulation.de/en/mauritania/cities/
5. https://pt.knoema.com/pnfaikg/schools-in-mauritania
6. https://pt.knoema.com/pnfaikg/schools-in-mauritania