By Retscher Günther   in Cartography and Geographic Information Science

ISSN:1545-0465|34|4|305-310

Cartography and Geographic Information Society‎(2007)‎

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By Mok Esmond   Retscher GüNther   Lau Lawrence   in Survey Review

ISSN:1752-2706|36|284|398-409

Maney Publishing‎(2002)‎

Access to resources Favorite 4.198058