1. PopulationStat (2020) Taif, Saudi Arabia Population.
https://populationstat.com/saudi-arabia/taif
2. Essa Ali Alawi (2021) History of Taif.
https://taifchamber.org.sa/pages/%D9%86%D8%A8%D8%B0%D8%A9-%D8%B9%D9%86-%D8%A7%D9%84%D8%B7%D8%A7%D8%A6%D9%81/18
3. Impervious surface area is a key predictor for urban plant diversity in a city undergone rapid urbanization
4. Ministry of Municipal and Rural Affairs MMRA (2019) Taif City Profile.
https://unhabitat.org/sites/default/files/2020/03/taif.pdf