@unpublished{TUW-270351,
author = {Wagner, Wolfgang},
title = {''50 years of Earth observation - What's next?'', Panel organised by the International Society for Photogrammetry and Remote Sensing (ISPRS)},
year = {2018},
note = {invited; talk: United Nations Conference on the Exploration and Peaceful Uses of Outer Space 2018 (UNISPACE+50), Vienna; 2018-06-18 -- 2018-06-21}
}