Astro-geodetic deflections of the vertical at first-order triangulation stations
By: by Matti Ollikainen.
Series: Reports of the Finnish Geodetic Institute,; 87:4; Suomen geodeettisen laitoksen tiedonantoja ;; 87:4.
Publisher: Geodeettinen laitos
Published: 1987
Place of publication: Helsinki
Language: eng
Number of pages: 15
Subjects: Plumb-line deflections.; Triangulation -- Finland.
Notes: Bibliography: p. 8.