The results of industrial work done to monitor the fallout of buildings and structures in two ways-leveling class 2 and trigonometric leveling with the use of electronic tachometers. The assessment of the accuracy of the measurement results and pointed out the advantages of the latter method.
(2010) Buildings set monitoring based on trigonometric leveling method. Geodesy and cartography = Geodezia i Kartografia, 71(8), pp. 8–10. (In Russian).