尼古拉·阿佩爾 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "尼古拉·阿佩爾" in Chinese language version.

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books.google.com

  • Tin and Its Uses. Tin Research Institute. 1955: 13 (英语). The stamp shown in our illustration was issued in honour of Nicolas Appert in France on March 5th, 1955. 

chalons-tourisme.com

google.fr

books.google.fr

historyofscience.com

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