Fretare (Romanian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Fretare" in Romanian language version.

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books.google.com

  • en Alan O. Lebeck (). Principles and design of mechanical face seals. Wiley-Interscience. p. 232. ISBN 978-0-471-51533-3. 
  • en Heinz P. Bloch (). Improving machinery reliability (ed. 3rd). Gulf Professional Publishing. p. 216. ISBN 978-0-88415-661-1. 

emerson-ept.com

engineersedge.com

web.archive.org