By Kessler Fritz C.   in Cartography and Geographic Information Science

ISSN:1545-0465|27|2|177-183

Cartography and Geographic Information Society‎(2000)‎

Access to resources Favorite 17.281067

By Kessler Fritz C.   Slocum Terry A.   in Annals of the Association of American Geographers

ISSN:0004-5608|101|2|292-317

Routledge Ltd‎(2011)‎

Access to resources Favorite 14.0209875