Miss Leavitt's stars the untold story of the woman who discovered how to measure the universe - Johnson, George (New York [u.a.] : Norton [u.a.], 2006)
Literaturverz. S. 149 - 150
Keywords: Astrometrie; Astronomie; Entfernungsmessung; Geschichte 1893-1921; Leavitt, Henrietta Swan