استوانه اونیل (Persian Wikipedia)

Analysis of information sources in references of the Wikipedia article "استوانه اونیل" in Persian language version.

refsWebsite

Global rank Persian rank

6^th place

9^th place

1web.archive.org

1^st place

1^st place

75^th place

77^th place

archive.org

O'Neill, Gerard K. (1977). The High Frontier: Human Colonies in Space. New York: William Morrow & Company. ISBN 0-688-03133-1.

nasa.gov

settlement.arc.nasa.gov

"SPACE RESOURCES and SPACE SETTLEMENTS,1977 Summer Study at NASA Ames Research Center". Archived from the original on 4 February 2020. Retrieved October 20, 2012.

web.archive.org

"SPACE RESOURCES and SPACE SETTLEMENTS,1977 Summer Study at NASA Ames Research Center". Archived from the original on 4 February 2020. Retrieved October 20, 2012.