William E. Moen <br/><br/>
The metadata approach to accessing government information 

 - New York :  Pergamon,  2001 
<br/><br/> This introductory essay provides an overview of the articles in this special issue. In addition, it provides a brief historical sketch of the development of GILS and offers several perspectives on the critical importance of metadata for resource description and resource discovery. Interoperability is presented as a key challenge in integrating access to the various government information locator services being deployed at state and Federal levels.