Friedrich Georg Wilhelm von Struve
1972 / F.G.W. Struve (1793–1864). Astronomer at the Pulkovo observatory / A.J.M. Szanser / Annals of Science 28 (1972) p. 327 [doi]
1972 / The first measurements of stellar parallax / Norriss S. Hetherington / Annals of Science 28 (1972) p. 319 [doi]