X-29 (Bulgarian Wikipedia)

Analysis of information sources in references of the Wikipedia article "X-29" in Bulgarian language version.

Last modified: 10:54:20, 19 April 2021 (UTC)

Ref.Un. Ref.Website

Global rank Bulgarian rank

6^th place

3^rd place

11books.google.com

3^rd place

8^th place

archive.org (Global: 6^th place; Bulgarian: 3^rd place)

archive.org // с. 431.
archive.org // с. 432.

books.google.com (Global: 3^rd place; Bulgarian: 8^th place)

books.google.com // с. 57.