Cornell University Geospatial Information Repository (CUGIR)- A National Geospatial Clearinghouse Node. An active online repository in the National Spatial Data Clearinghouse program, this site provides geospatial data and metadata for New York State. There is an emphasis on features relevant to agriculture, ecology, natural resources, and human-environment interactions. http://cugir.mannlib.cornell.edu/

Federal Geographic Data Committee (FGDC). This site provides information on the activities of the FGDC and the National Spatial Data Infrastructure (NSDI) project. The NSDI is a cooperative effort of State, local and tribal governments, the academic community, and the private sector and reports on the policies, standards, and procedures for organizations to cooperatively produce and share geographic data. http://www.fgdc.gov/

Federal Geographic Data Committee - National Geospatial Clearinghouse. The Clearinghouse is a collection of over 250 spatial data servers that have digital geographic data. http://clearinghouse1.fgdc.gov/

New York State Geographic Information System Clearinghouse . The NYS GIS Data Sharing Cooperative is a group of governmental entities and not-for-profit corporations which have executed Data Sharing Agreements for the purpose of sharing in the creation, use, and maintenance of GIS data sets in New York State. http://www.nysgis.state.ny.us/

Oklahoma City Economic Development Information System (OKCEDIS). The OKCEDIS is an Internet GIS application that offers immediate access to economic, business, planning, geographic, and demographic information in real time via the web. The website application allows users to view, create, and print maps; perform site selection searches; and customize and analyze demographic and business data. http://www.okcedis.com

Arkansas State Land Information Board. (2003). Cadastral Mapping Standard – DRAFT. Retrieved January 2005 from http://www.nationalcad.org/data/documents/Arkansas-Draft_Digital_Cadastre_standard.pdf.

Burgei, D. (2004). Cadastral Task Force Status Report. Cadastral Task Force. Retrieved January 2005 from http://www.nationalcad.org/data/documents/Ohio-Core-Data.pdf.

Cowen, D. & Craig, W. J. (2004). A Retrospective Look at the Need for a Multipurpose Cadastre. ESRI. Retrieved January 2005 from http://www.esri.com/news/arcnews/summer04articles/a-retrospective-look.html.

Federal Geographic Data Committee: Subcommittee on Cadastral Data. (2004). Cadastral Core Data Standards - Version 5. Retrieved January 2005 from http://www.nationalcad.org/data/documents/Cadastral%20Core%20Data%20Version%205.pdf.

Florida Department of Revenue; Property Tax Administration and Mapping and GIS Section in cooperation with Florida Geographic Information Board. (2001). State of Florida Cadastral Mapping Guidelines and Standards. Retrieved January 2005 from http://www.nationalcad.org/data/documents/florida-cad-standards.html.

Government Accountability Office (2004). Geospatial Information: Better Coordination Needed to Identify and Reduce Duplicative Investments. Report Number GAO-04-703. Retrieved January 2005 from http://www.gao.gov/new.items/d04703.pdf.

Kaufmann, J. & Steudler, D. (1998). Cadastre 2014: A Vision for a Future Cadastral System. Retrieved January 2005 from http://www.nationalcad.org/showdocs.asp?docid=83&navsrc=Standards&navsrc2.

Meyer von, Nancy, (Eds.) (2002). Parcel Identifiers for Cadastral Core Data: Concepts and Issues. Federal Geographic Data Committee. Retrieved January 2005 from http://www.nationalcad.org/data/documents/parcelID.pdf.

Parcel Data and Hurricane Isabel: A Case Study (2004). Retrieved January 2005 from http://www.nationalcad.org/data/documents/Parcel%20Data%20and%20Hurricane%20Isabel%20prelim%20report.pdf.

PSOMAS. (2003). California Digital Land Records Information: Requirements and Findings. Retrieved January 2005 from http://www.nationalcad.org/data/documents/CA-land-records-needs.pdf.

Rutberg, K. (2003). A Review of Geospatial Metadata Standards for the New York City Department of Environmental Protection’s Sewer Mapping Project. Hunter College, Department of Geography. Retrieved January 2005 from http://www.karenrutberg.com/karen/academic/geospatial_standards_krutberg.pdf.

Stage, D. & von Meyer, N. (2003). An Assessment of Parcel Data In The United States. Federal Geographic Data Committee’s Subcommittee on Cadastral Data. Retrieved January 2005 from http://www.nsgic.org/hot_topics/cadastral/Assessment_of_Parcel_Data_in_50_States.pdf.

State of Nebraska, Nebraska Advisory Committee on Standards for Multipurpose Land Information Systems. (2000). Nebraska Guidebook for a Local Government Multipurpose Land Information System. Retrieved February 2004 from http://www.calmit.unl.edu/gis/LIS_Stds_Intro.html#table_of_contents .

State of Ohio, Cadastral Task Force. (2004). Cadastral Task Force Status Report. Retrieved February 2004 from http://www.nationalcad.org/data/documents/Ohio-Core-Data.pdf .

State of Wisconsin, Department of Administration, Land Modernization and Integration Plan, Final Instructions. Retrieved in February 2004 from http://www.doa.state.wi.us/dir/documents/wlip_limiplans_instructions.pdf

The National Academy of Sciences. (1980). Need for a Multipurpose Cadastre. Retrieved January 2005 from http://books.nap.edu/openbook/NI000560/html/index.html.

Walsh, T. (2004). Illinois county puts property data on the Web. Government Computer News. Vol 23, Issue 24. Retrieved January 2005 from http://www.gcn.com/23_24/state-local/26981-1.html.