Sergei Ryžikov (kosmonautti) (Finnish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sergei Ryžikov (kosmonautti)" in Finnish language version.

refsWebsite

Global rank Finnish rank

1spaceflight101.com

low place

low place

75^th place

110^th place

nasa.gov

jsc.nasa.gov

Cosmonaut Bio: Sergey Nikolaevich Ryzhikov 01/14 nasa.gov. Viitattu 25.9.2016.

spaceflight101.com

Sergei Ryzhikov – ISS Expedition 49 spaceflight101.com. Viitattu 25.9.2016.