1ISECG. The Global Exploration Roadmap[R/OL].(2013-08) [2014-02-16]. http://www.nasa.gov/sites/de fault/ files/GER-2013_Small.pdf.
2NASA. The Global Exploration Strategy: The Framework for Coordination[R/OL]. [2014-02-16]. http://www.nasa. gov/pdf/178109main_ges_framework.pdf.
3ISECG. The Global Exploration Roadmap [R/OL], (2011-09) [2014-02-16]. http ://www.globalspaceexploration. org/wordpress/wp-content/uploads/2013/10/GER 2011. pdf.
4NASA, Space Technology Roadmaps: The Future Brought to You by NASA [R/OL]. (2013-12-13) [2014-02-22]. http:// www.nasa,gov/offices/oct/home/roadmaps/index.html#. U463dPvSZ1B.
5Buck J. Next Generation of Explorers Takes the Stage, NASA, International Community United in Support of Bold Space Exploration Program [EB/OL]. (2013- 08-20) [2014-02-22]. http://www.nasa.gov/press/2013/ august/next-generation-of-explorers-takes-the-stage/#. Umrlp 1NQhg8.
6ISECG. Benefits Stemming from Space Exploration [R/OL]. (2013-09) [2014-03-07]. http ://www.globalspaceexplora tion.org/wordpress/wp-content/uploads/20 l 3/10/Benefits- Stemming- from-Space-Exploration-2013.pdf.
