Wong, C. H. (1990). The business of futures [master's thesis, The University of Hong Kong]. Airiti Library. https://www.airitilibrary.com/Article/Detail?DocID=U0029-1812201200003571
Bezold, C. (2009). Aspirational Futures. Journal of Futures Studies, 13(4), 81-89. https://www.airitilibrary.com/Article/Detail?DocID=10276084-200905-13-4-81-89-a
Auger, J., & Hanna, J. (2019). How the Future Happens. Journal of Futures Studies, 23(3), 93-97. https://doi.org/10.6531/JFS.201903_23(3).0007