Infinitesimal (Portuguese Wikipedia)

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

refsWebsite

Global rank Portuguese rank

622^nd place

10^th place

6^th place

23^rd place

archive.org

https://archive.org/details/theanalystoradis00berkuoft/page/n4

google.com.br

books.google.com.br

John Kirkby, Arithmetical Institutions: Containing a Compleat System of Arithmetic Natural, Logarithmical, and Algebraical in All Their Branches (1735), Part V, Chap V, Of the Arithmetick of Infinites, p.92 [google books]