எதிரொலிமுறைத் தூரமறிதல் (Tamil Wikipedia)

Analysis of information sources in references of the Wikipedia article "எதிரொலிமுறைத் தூரமறிதல்" in Tamil language version.

refsWebsite

Global rank Tamil rank

2books.google.com

3^rd place

6^th place

1alexander-behm-echolot.de

low place

low place

alexander-behm-echolot.de (Global: low place; Tamil: low place)

Werner Schneider. "Alexander Behm - Der Erfinder des Echolots". Retrieved 9 April 2014.

books.google.com (Global: 3^rd place; Tamil: 6^th place)

Salous, Sana (2013). Radio Propagation Measurement and Channel Modelling. John Wiley & Sons. p. 424. ISBN 9781118502327.
Xu, Guochang (2010). Sciences of Geodesy - I: Advances and Future Directions. Springer Publishing. p. 281. ISBN 9783642117411.