Rudolf Gundlach (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Rudolf Gundlach" in English language version.

refsWebsite

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5^th place

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1books.google.com

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books.google.com

"Official Gazette of the United States Patent Office". 494. U.S. Patent Office. 1938: 371. {{cite journal}}: Cite journal requires |journal= (help)

worldcat.org

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Czarnecki, Jacek (2019). "The Rebirth and Progress of the Polish Military During the Interwar Years". Journal of Military History. 83 (3). Society for Military History: 747. OCLC 473101577.