1. Alcock, Peter G. 2014. Venus Rising: South African Astronomical Beliefs, Customs and Observations. Pietermaritzburg: P.G. Alcock. http://assa.saao.ac.za/astronomy-in-south-africa/ethnoastronomy/venus-rising/.
2. Appiah, Kwame A. 1992. “Spiritual Realism.” Review of The Famished Road by Ben Okri. The Nation 255 (4): 146–48.
3. Ashcroft, Bill, Gareth Griffiths, and Helen Tiffin. 2007. Post-Colonial Studies: The Key Concepts. 2nd ed. New York, NY: Taylor and Francis.
4. Chakraborty, Arup R. 2016. “Liminality in Post-Colonial Theory: A Journey from Arnold van Gennep to Homi K. Bhabha.” Anudhyan: An International Journal of Social Sciences 1: 145–53. Accessed April 6, 2022. https://www.rnlkwc.ac.in/pdf/anudhyan/volume1/Liminality-in-Post-Colonial-Theory-A-Journey-from-Arnold-van-Gennep-to-Homi-K-Bhabha-Arup-Ratan-Chakraborty.pdf.
5. Demenchonok, Edward. 2019. “Learning from Kant: On Freedom.” Revista Portuguesa de Filosofia 75 (1): 191–230. https://doi.org/10.17990/RPF/2019_75_1_0191.