Volume 18, 1973
In this Number(24 papers)
Measurement of zenith distances according to the observation program symmetrical with respect to moments of quiet images
On the construction and adjustinging of rows of triangulation triangles with additionally measured sides
The calculation of the influence of the Earth's refraction coefficient on the value of astronomical refraction near the horizon.alue of the Astronomical Refraction near Horyzont.
Determination of the empirical dependence between the refraction coefficients of different directions
On the landslide phenomena display in mountainous areas on topographic maps (based on the materials of deciphering aerial photographs)