OER Knowledge CloudJournal Article20102010/03Xia, JingfengOpperman, David B.scholarly communicationpublishing modelsopen accessliibrary publishinginstitutional repositoriesSerials Review36110 - 18987913This article describes the current practices of institutional repositories at master's and baccalaureate institutions (M&BIs) in the United States. The focus includes repository content composition, operational style, development history, and accessibility. The research studies a group of institutional repositories through the analysis of their content elements. The article also discusses important management issues and identifies challenges. This research can provide a valuable resource to other libraries of similar type and size for the planning and implementation of new repositories, as well as assess the current environment of institutional repositories.yes10.1016/j.serrev.2009.10.003http://www.sciencedirect.com/science/article/pii/S0098791309001294http://www.sciencedirect.com/science/article/pii/S0098791309001294