Rotor coaxial (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Rotor coaxial" in Catalan language version.

refsWebsite

Global rank Catalan rank

1,849^th place

2^nd place

1,195^th place

921^st place

google.cat

books.google.cat

Jorge García de la Costa Terminologia aeronàutica

weebly.com

helicopterosenvuelo.weebly.com

Helicòpters Kamov (en espanyol). HelicopterosEnVuelo.Weebly.com [Consulta: 16 agost 2009]. ^{[Enllaç no actiu]}