Stepped reckoner (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Stepped reckoner" in English language version.

refsWebsite

Global rank English rank

1translate.google.com

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992^nd place

1books.google.com

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1web.archive.org

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books.google.com

Beeson, Michael J. (2004). "The Mechanization of Mathematics". In Teucher, Christof (ed.). Alan Turing: Life and Legacy of a Great Thinker. Springer. p. 82. ISBN 3-540-20020-7.

dgbmt.de

Noll, P. (2002-01-27). "Gottfried Wilhelm Leibniz". Verband der Elektrotechnik Electronik Informationstechnic e.V. (Association for Electrical, Electronic and Information Technologies). Archived from the original (PDF) on January 8, 2008. Retrieved 2008-01-21.

hivemind.net

wvegter.hivemind.net

Vegter, Wobbe (2005). "Gottfried Wilhelm von Leibniz". Cyber heroes of the past. hivemind.net. Retrieved 2008-01-21.

liv.ac.uk

csc.liv.ac.uk

Dunne, Paul E. "Mechanical Calculators prior to the 19th Century (Lecture 3)". Course Notes 2PP52:History of Computation. Computer Science Dept., Univ. of Liverpool. Retrieved 2008-01-21.

translate.google.com

Liebezeit, Jan-Willem (July 2004). "Leibniz Rechenmaschinen". Friedrich Schiller Univ. of Jena.

web.archive.org

Noll, P. (2002-01-27). "Gottfried Wilhelm Leibniz". Verband der Elektrotechnik Electronik Informationstechnic e.V. (Association for Electrical, Electronic and Information Technologies). Archived from the original (PDF) on January 8, 2008. Retrieved 2008-01-21.