蝸桿傳動 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "蝸桿傳動" in Chinese language version.

refsWebsite

Global rank Chinese rank

1books.google.com

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8^th place

1web.archive.org

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4^th place

archive.org

Oberg 1920，第213–214頁. Oberg, Erik. Spiral and worm gearing. The Industrial Press. 1920.

books.google.com

Irfan Habib, Economic History of Medieval India, 1200–1500, page 53 （页面存档备份，存于互联网档案馆）, Pearson Education

web.archive.org

Irfan Habib, Economic History of Medieval India, 1200–1500, page 53 （页面存档备份，存于互联网档案馆）, Pearson Education