http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
an analysis of the informal Hawala system
Mohammed El Qorchi, Samuel Munzele Maimbo, John F. Wilson.
Includes bibliographical references (pages 49-53) and index.
Occasional paper (International Monetary Fund) ; 222