SSTO (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "SSTO" in Italian language version.

refsWebsite

Global rank Italian rank

75^th place

131^st place

1web.archive.org

1^st place

1^st place

1nasaspaceflight.com

2,428^th place

3,393^rd place

nasa.gov

(EN) John Mankins, SPS-ALPHA: The First Practical Solar Power Satellite via Arbitrarily Large PHased Array, in NASA, Loura Hall, agosto 2017.
(EN) Linear Aerospike Engine — Propulsion for the X-33 Vehicle, in NASA, agosto 2000.
(EN) NASA's Original Shuttle Carrier Aircraft Departs Dryden, in NASA, novembre 2012.

nasaspaceflight.com

(EN) Chris Gebhardt, Space Shuttle Enterprise – The Orbiter that started it all, in NASA Spaceflight.com, aprile 2012.

web.archive.org

(EN) Liquid Hydrogen--the Fuel of Choice for Space Exploration, in NASA. URL consultato il 5 gennaio 2018 (archiviato dall'url originale il 22 novembre 2019).