1. Ahmed, I.S., Zaber, M., Guha, S.: Usage of the Memory of Mobile Phones by Illiterate People. In: Proceedings of the Third ACM Symposium on Computing for Development, New York, USA (2013)
2. Collins, D., Morduch, J., Rutherford, S., Rutheven, O.: Portfolios of the poor. Princeton University Press, Princeton (2009)
3. Duncome, R., Boateng, R.: Mobile phones and financial services in developing countries. Reviews of concepts, methods, issues, and evidence and future research directions. Working paper No. 37. Centre for development informatics, institute for development policy and management (2009)
4. Grisedale, S., Graves, M., Grünsteidl, A.: Designing a graphical user interface for healthcare workers in rural India. In: Proc. SIGCHI Conference on Human Factors in Computing Systems, Atlanta, USA, pp. 471–478 (1997)
5. Jones, M., Buchanan, G., Thimbleby, H., Marsden, G.: User interfaces for mobile web devices mobile workshop position paper. In: Proc. 9th International World Wide Web Conference (2000)