Geographic Information Systems (GIS): Citing & Articles

geographic information systems, GIS, geospatial data, mapping, visualization, spatial analysis, geocoding, GIS training, GIS software

Copyright and Access

Citing Data and Maps

Cite data that you use in GIS analysis, maps, teaching, talks, posters, etc. Citing data recognizes data providers and publishers, allows duplication of research methods, and increases visibility and usage of datasets.


Author. Publication Date. Dataset title, version date. Publisher. Date accessed and data location.


Cavalieri, D., C. Parkinson, P. Gloersen, and H. J. Zwally. 1996, updated 2006. Sea ice concentrations from Nimbus-7 SMMR and DMSP SSM/I passive microwave data, March 2002–Sept. 2003. Boulder, Colorado USA: National Snow and Ice Data Center. Data set accessed 2008-05-14 at