Estàndard de temps (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Estàndard de temps" in Catalan language version.

refsWebsite

Global rank Catalan rank

18^th place

40^th place

1,849^th place

2^nd place

google.cat

books.google.cat

A E Roy, D Clarke, 'Astronomy: Principles and Practice' (4th edition, 2003) at p.89.

harvard.edu

adsabs.harvard.edu

Ver H A Harvey, "The Simpler Aspects of Celestial Mechanics", in Popular Astronomy 44 (1936), 533-541.