科塔計算器 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "科塔計算器" in Chinese language version.

refsWebsite

Global rank Chinese rank

2web.archive.org

1^st place

1^st place

1scientificamerican.com

896^th place

1,333^rd place

4^th place

5^th place

2^nd place

23^rd place

1,266^th place

1,781^st place

1curtamania.com

low place

low place

curtamania.com

www.curtamania.com. [2019-05-09]. （原始内容存档于2021-01-23）.

doi.org

Stoll, Cliff. The Curious History of the First Pocket Calculator. Scientific American. January 2004, 290 (1): 92–9 [2017-02-04]. PMID 14682043. doi:10.1038/scientificamerican0104-92. （原始内容存档于2012-10-17）.

nih.gov

ncbi.nlm.nih.gov

Stoll, Cliff. The Curious History of the First Pocket Calculator. Scientific American. January 2004, 290 (1): 92–9 [2017-02-04]. PMID 14682043. doi:10.1038/scientificamerican0104-92. （原始内容存档于2012-10-17）.

scientificamerican.com

Stoll, Cliff. The Curious History of the First Pocket Calculator. Scientific American. January 2004, 290 (1): 92–9 [2017-02-04]. PMID 14682043. doi:10.1038/scientificamerican0104-92. （原始内容存档于2012-10-17）.

umn.edu

purl.umn.edu

"An Interview with Curt Herzstark"

web.archive.org

Stoll, Cliff. The Curious History of the First Pocket Calculator. Scientific American. January 2004, 290 (1): 92–9 [2017-02-04]. PMID 14682043. doi:10.1038/scientificamerican0104-92. （原始内容存档于2012-10-17）.
www.curtamania.com. [2019-05-09]. （原始内容存档于2021-01-23）.