QWERTY (Portuguese Wikipedia)

Analysis of information sources in references of the Wikipedia article "QWERTY" in Portuguese language version.

Last modified: 16:56:34, 1 April 2026 (UTC)

Ref.Un. Ref.Website

Global rank Portuguese rank

61kyoto-u.ac.jp

2,808^th place

5,751^st place

61doi.org

2^nd place

4^th place

61web.archive.org

1^st place

22espacenet.com

950^th place

2,578^th place

22archive.org

6^th place

13^th place

21books.google.com

3^rd place

7^th place

11britannica.com

37^th place

33^rd place

11historyextra.com

8,001^st place

4,572^nd place

11mrmartinweb.com

low place

archive.org (Global: 6^th place; Portuguese: 13^th place)

Weller, Charles Edward (1918). The early history of the typewriter. Harvard University. [S.l.]: La Porte, Ind., Chase & Shepard, printers
Michael Shermer (2008). The mind of the market. Internet Archive. [S.l.]: Times Books

books.google.com (Global: 3^rd place; Portuguese: 7^th place)

«Myth of QWERTY Keyboard». ISBN 9784757141766. Consultado em 16 de março de 2024

britannica.com (Global: 37^th place; Portuguese: 33^rd place)

«Christopher Latham Sholes | QWERTY keyboard, typewriter, printer | Britannica». www.britannica.com (em inglês). 13 de fevereiro de 2024. Consultado em 17 de março de 2024

doi.org (Global: 2^nd place; Portuguese: 4^th place)

dx.doi.org

On the Prehistory of QWERTY (PDF). [S.l.: s.n.] doi:10.14989/139379. Cópia arquivada (PDF) em 2021

espacenet.com (Global: 950^th place; Portuguese: 2,578^th place)

worldwide.espacenet.com

«Espacenet - Bibliographic data». worldwide.espacenet.com. Consultado em 17 de março de 2024
«Espacenet - Bibliographic data». worldwide.espacenet.com. Consultado em 17 de março de 2024

historyextra.com (Global: 8,001^st place; Portuguese: 4,572^nd place)

«Q&A: Who invented the 'QWERTY' typewriter layout?». HistoryExtra (em inglês). Consultado em 17 de março de 2024

kyoto-u.ac.jp (Global: 2,808^th place; Portuguese: 5,751^st place)

repository.kulib.kyoto-u.ac.jp

On the Prehistory of QWERTY (PDF). [S.l.: s.n.] doi:10.14989/139379. Cópia arquivada (PDF) em 2021

mrmartinweb.com (Global: low place; Portuguese: low place)

«Typewriter Museum». www.mrmartinweb.com. Consultado em 17 de março de 2024

web.archive.org (Global: 1^st place; Portuguese: 1^st place)

On the Prehistory of QWERTY (PDF). [S.l.: s.n.] doi:10.14989/139379. Cópia arquivada (PDF) em 2021

QWERTY (Portuguese Wikipedia)

archive.org (Global: 6th place; Portuguese: 13th place)

books.google.com (Global: 3rd place; Portuguese: 7th place)

britannica.com (Global: 37th place; Portuguese: 33rd place)

doi.org (Global: 2nd place; Portuguese: 4th place)