وایکینگ ۱ (Persian Wikipedia)

Analysis of information sources in references of the Wikipedia article "وایکینگ ۱" in Persian language version.

refsWebsite

Global rank Persian rank

75^th place

77^th place

1web.archive.org

1^st place

1^st place

nasa.gov

nasa.gov

Loff, Sarah (2015-08-20). "20 August 1975, Launch of Viking 1". NASA. Retrieved 2019-07-18.

nssdc.gsfc.nasa.gov

وایکینگ ۱ at the National Space Science Data Center

history.nasa.gov

"Chronology of Mars Exploration". history.nasa.gov. Archived from the original on 17 August 2000. Retrieved 2019-08-16.

web.archive.org

"Chronology of Mars Exploration". history.nasa.gov. Archived from the original on 17 August 2000. Retrieved 2019-08-16.