M61 Vulcan (Russian Wikipedia)

Analysis of information sources in references of the Wikipedia article "M61 Vulcan" in Russian language version.

refsWebsite

Global rank Russian rank

1hathitrust.org

441^st place

358^th place

1web.archive.org

1^st place

1^st place

1historynet.com

2,172^nd place

5,422^nd place

hathitrust.org

babel.hathitrust.org

Long Range Acquisition Estimates (FY 91 Base Year Projections) Архивная копия от 8 февраля 2019 на Wayback Machine. — Washington, D.C.: U.S. Government Printing Office, 1990. — P. 28 — 549 p.

historynet.com

Terry M. Mays. Gunfighting Over North Vietnam

web.archive.org

Long Range Acquisition Estimates (FY 91 Base Year Projections) Архивная копия от 8 февраля 2019 на Wayback Machine. — Washington, D.C.: U.S. Government Printing Office, 1990. — P. 28 — 549 p.