Observationes astronomicae in Specula Universitatis Litterarie Fennicae factae (Helsingforsiae, 1830), 3.
4.
Record of the University Council, 1 May and 22 June 1830.
5.
Observationes astronomicae, i.
6.
Record of the University Council, 30 January 1827, §11.
7.
Observationes astronomicae, i, 110–22.
8.
Ibid., ii (Helsingforsiae, 1830), p. V.
9.
Record of the commission for the move of the university from Åbo (Turku) to Helsingfors (Helsinki), 24 November 1827, §5.
10.
Memorial of the Secretary of State, RehbinderR. H., to the University Council, 16 January 1828.
11.
DLX stellarum fixarum positiones mediae ineunte anno 1830 (Helsingforsiae, 1835).
12.
NewcombS. and Engelmann: Populäre Astronomie (Leipzig, 1922), 819.
13.
“Ueber die Eigene Bewegung des Sonnensystems hergeleitet aus den eigenen Bewegungen der Sterne”, Mémoires de l'Académie Impériale des Sciences de St. Petersbourg, iii (1837).
14.
SelanderN. H., Berättelse om astronomiens framsteg åren 1837–41 (Stockholm, 1842).
15.
“Ueber die Eigene Bewegung”, 29.
16.
Record of the University Council, 14 January 1837, §8.