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Karl Strehl (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Karl Strehl" in English language version.

refsWebsite
Global rank English rank
1kurt-hopf.de
low place
low place
1slideshare.net
2,161st place
2,535th place

kurt-hopf.de

  • Hopf, Johannes. "Kurt Hopf – Astronomie – Karl Strehl Strehlwert Definitionshelligkeit". www.kurt-hopf.de.

slideshare.net

  • Strehl, K. 1902, Über Luftschlieren und Zonenfehler, Zeitschrift für Instrumentenkunde, 22 (July), 213–217. [PDF file]