File talk:Flügel ohne Bodeneffekt.png
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Source specification
[edit]Michael Schreier,
could you please
provide a precise source?
-If you picked the file from the internet - please provide a specific URL.
-If you digitized it yourself, then please state so and therefore please specify the book you took as source, e.g. giving the ISBN number. If possible add pagenumber.
-If you made a diagramm yourself - please provide your Template or data-source
Thanks in advance. --Itu (talk) 04:00, 4 January 2016 (UTC)