Indiscernibility regions on geographical maps
author
Võhandu, Leo
statement of authorship
Leo Võhandu
source
GIS - Baltic Sea States '97 : exhibition, conference, Tallinn, Estonia, 13-15 November, 1997 : abstracts
location of publication
Tallinn
year of publication
1997
pages
p. 49-50
ISBN
9985-59-049-X