Official Publication No. 12 (1985)
Keywords:
topography, photogrammetry, OEEPE
Spiess, E.: “Revision of 1:25,000 Topographic Maps by Photogrammetric Methods:. - Frankfurt a.M. 1985.
Spiess, E.: “Revision of 1:25,000 Topographic Maps by Photogrammetric Methods:. - Frankfurt a.M. 1985.