1. Contributions of mutual health organizations to financing delivery and access to health care: Synthesis of research in nine West and Central African countries;Atim,1998
2. Ayalew, D. (2003). Essays on household consumption and production decisions under uncertainty in rural Ethiopia. Ph.D. Dissertation, Catholic University of Leuven.
3. Savings, credit and insurance;Besley,1993
4. Bold, T. (2003). Group formation in informal insurance arrangements. Mimeo, Nuffield College Oxford.
5. Bold, T., & Dercon, S. (2004). Funeral insurance groups in Ethiopia. Mimeo, University of Oxford.