Demirgüç-Kunt, A., Klapper, L., Singer, D., Ansar, S., & Hess, J. (2021). The Global Findex Database 2017: Measuring Financial Inclusion and Opportunities to Expand Access to and Use of Financial Services. Published by Oxford University Press on behalf of the World Bank.

Demirgüç-Kunt, Asli, Leora Klapper, Dorothe Singer, Saniya Ansar, and Jake Hess. The Global Findex Database 2017: Measuring Financial Inclusion and Opportunities to Expand Access to and Use of Financial Services. Published by Oxford University Press on behalf of the World Bank, 2021.

Demirgüç-Kunt, Asli, et al. The Global Findex Database 2017: Measuring Financial Inclusion and Opportunities to Expand Access to and Use of Financial Services. Published by Oxford University Press on behalf of the World Bank, 2021.