1. Atim C: The Contribution of Mutual Health Organizations to Financing, Delivery, and Access to Health Care: Synthesis of Research in Nine West and Central African Countries. 1998, Bethesda, MD: Partnerships for Health Reform Project, Abt Associates Inc
2. Dror DM, Jacquier C: Micro-Insurance: Extending Health insurance to the Excluded. International Social Security Review. 1999, 52: 71-97. 10.1111/1468-246X.00034.
3. Preker AS, Carrin G, Dror D, Jakab M, Hsiao W, Arhin-Tenkorang D: Rich-Poor Differences in Health Care Financing. Health Financing for Poor People – Resource Mobilization and Risk Sharing. Edited by: Preker AS, Carrin G. 2004, Washington: The World Bank, 3-52.
4. Ranson MK: Reduction of catastrophic health care expenditures by a community-based health insurance scheme in Gujarat, India: current experiences and challenges. Bull World Health Organ. 2002, 80: 613-621.
5. Criel B: District-based Health insurance in sub-Saharan Africa. Part I: From Theory to Practice. 1998, Antwerp: ITG Press