ED50 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "ED50" in English language version.

refsWebsite

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low place

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1semanticscholar.org

11^th place

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1nottingham.ac.uk

4,422^nd place

2,579^th place

doi.org

Hough, Floyd W. (1947). "The readjustment of European triangulation". Transactions, American Geophysical Union. 28 (1): 62. Bibcode:1947TrAGU..28...62H. doi:10.1029/TR028i001p00062. ISSN 0002-8606.
Hough, Floyd W. (January 1948). "The adjustment of European first-order triangulation". Bulletin Géodésique. 7 (1): 35–41. Bibcode:1948BGeod..22...35H. doi:10.1007/BF02527118. eISSN 0007-4632. S2CID 119934421.

epsg.io

"EPSG:4230". epsg.io. Retrieved 14 January 2022.

esri.com

community.esri.com

Kettle, Simon (5 February 2016). "The European Datum: A History (Part 1)". Esri Community. Retrieved 14 January 2022.
Kettle, Simon (29 February 2016). "The European Datum: A History (Part 2)". Esri Community. Retrieved 14 January 2022.
Kettle, Simon (21 March 2016). "The European Datum: A History (Part 3)". Esri Community. Retrieved 14 January 2022.

harvard.edu

ui.adsabs.harvard.edu

Hough, Floyd W. (1947). "The readjustment of European triangulation". Transactions, American Geophysical Union. 28 (1): 62. Bibcode:1947TrAGU..28...62H. doi:10.1029/TR028i001p00062. ISSN 0002-8606.
Hough, Floyd W. (January 1948). "The adjustment of European first-order triangulation". Bulletin Géodésique. 7 (1): 35–41. Bibcode:1948BGeod..22...35H. doi:10.1007/BF02527118. eISSN 0007-4632. S2CID 119934421.

nottingham.ac.uk

eprints.nottingham.ac.uk

Whitmore, Guy Matthew (1997). Coordinate reference systems for high-precision geodesy (PDF) (PhD). Nottingham University. pp. 59–65.

semanticscholar.org

api.semanticscholar.org

Hough, Floyd W. (January 1948). "The adjustment of European first-order triangulation". Bulletin Géodésique. 7 (1): 35–41. Bibcode:1948BGeod..22...35H. doi:10.1007/BF02527118. eISSN 0007-4632. S2CID 119934421.

worldcat.org

search.worldcat.org

Hough, Floyd W. (1947). "The readjustment of European triangulation". Transactions, American Geophysical Union. 28 (1): 62. Bibcode:1947TrAGU..28...62H. doi:10.1029/TR028i001p00062. ISSN 0002-8606.
Hough, Floyd W. (January 1948). "The adjustment of European first-order triangulation". Bulletin Géodésique. 7 (1): 35–41. Bibcode:1948BGeod..22...35H. doi:10.1007/BF02527118. eISSN 0007-4632. S2CID 119934421.