1. A. I. Bugaev and D. M. Kokot, ?Observations of horizontal displacements of the Sayano-Shushenskoe dam by the method of extended triangles,? Gidrotekh. Stroit., No. 7, 43?47 (1982).
2. A. A. Karlson, Measurement of Deformations of Hydraulic Structures [in Russian], Nedra, Moscow (1984).
3. A. A. Karlson, ?Methods and results of geodetic measurements of settlements of foundations of high dams,? Gidrotekh. Stroit., No. 6, 7?11 (1985).
4. L. P. Mikhailov, Yu. A. Grigor'ev, and S. I. Sadovskii, The Giant of Energetics in the Sayans [inRussian], Énergiya, Moscow (1980).
5. On-Site Observations and Investigations on Concrete Dams (Manual) [in Russian], P 16?84 VNIIG (1984).