Heinrich Friedrich Gretschel (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Heinrich Friedrich Gretschel" in English language version.

refsWebsite

Global rank English rank

2tu-freiberg.de

low place

low place

2books.google.com

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9,258^th place

books.google.com

Katz, Mark (2006). The violin : a research and information guide. New York: Routledge. p. 44. ISBN 9780815336372. Retrieved 6 July 2017.
Steiner, Thomas (2004). Instruments à claviers – expressivité et flexibilité sonore : actes des Rencontres Internationales Harmoniques, Lausanne 2002; [Rencontre Internationale de Musiciens, Musicologues, Facteurs d'Instruments de Musique, Restaurateurs et Conservateurs de Musée] = Keyboard instruments – flexibility of sound and expression : proceedings of the Harmoniques International Congress, Lausanne 2002. Bern [u.a.]: Lang. p. 182. ISBN 9783039102440. Retrieved 6 July 2017.

nodak.edu

genealogy.math.ndsu.nodak.edu

"Heinrich Friedrich Gretschel". Mathematics Genealogy Project. Retrieved 6 July 2017.

tu-freiberg.de

"Heinrich Friedrich Gretschel (1830–1892) Mathematiker und Universalgelehrter" (PDF). TU Bergakademie Freiberg. Retrieved 6 July 2017.
"Senat (bis 1945)". TU Bergakademie Freiberg. Retrieved 6 July 2017.