rd_topography.md

@@ -37,11 +37,11 @@ Rasdaman import by <NAME> on <DATE>.
 
 ## Rasdaman metadata
 
-* Coverage name: 
+* Coverage name: Digital elevation topography 
 * Dimensions: Lat, Lon, Ansi (bzw. Time)
 * Field name: 
 * Coverage metadata:
-    * data_source: 
-    * data_url: 
-    * data_description: 
-    * citation: 
+    * data_source: NASA Shuttle Radar Topographic Mission (SRTM)
+    * data_url: http://srtm.csi.cgiar.org/SELECTION/inputCoord.asp
+    * data_description: SRTM 90m DEM Digital Elevation Database
+    * citation: Jarvis, A., H.I. Reuter, A. Nelson, E. Guevara, 2008, Hole-filled SRTM for the globe Version 4, available from the CGIAR-CSI SRTM 90m Database (http://srtm.csi.cgiar.org).