Forest Data Exchange Standard (SWDL) - version 2.1
SWDL 2.1 specification - general description download (only polish language version)
SWDL 2.1 specification - technical appendage download (only polish language version)
SWDL 2.1 scheme download (only polish language version)
Forest Data Exchange Standard (SWDL) - version 2.0
SWDL 2.0 specification - general description download (only polish language version)
SWDL 2.0 specification - technical appendage download (only polish language version)
SWDL 2.0 scheme download (only polish language version)
Forest Data Exchange Standard (SWDL) - version 1.4
SWDL 1.4 specification - general description download (only polish language version)
SWDL 1.4 specification - technical appendage download (only polish language version)
SWDL 1.4 scheme download (only polish language version)