TRAFFIC AND NATURE CONSERVATION
-
BTNATURE CONSERVATION AND PHYSICAL PLANNING
-
UDC503,113.42
-
Descriptor GERVERKEHR UND NATURSCHUTZ
-
Descriptor ENGTRAFFIC AND NATURE CONSERVATION
-
Descriptor FRETRAFIC ET PROTECTION DE LA NATURE
-
Variant GERNATURSCHUTZ UND VERKEHR
-
Variant ENGNATURE CONSERVATION AND TRAFFIC
-
Variant FREPROTECTION DE LA NATURE ET TRAFIC
-
RTTRAFFIC AND ENVIRONMENT + TRANSPORT AND ENVIRONMENT (ENVIRONMENTAL PROBLEMS)