1. Ogorodova, L.V., Vysshaya geodeziia. Chast’ 3. Teoreticheskaya geodeziya: Uchebnik dlya vuzov (Higher Geodesy, Part 3. Theoretical Geodesy: Course of Lectures for High School), Moscow: Geodezkartizdat, 2006.
2. Shimbirev, B.P. Teoriya figury Zemli (Theory of the Earth’s Figure), Moscow: Nedra, 1975.
3. Peshekhonov, V.G., Nesenyuk, L.P., Starosel’-tsev, L.P., and Elinson, L.S., Sudovye sredstva izmereniya parametrov gravitatsionnogo polya Zemli: Obzor (Shipborne Aids to Measure Parameters of the Earth’s Gravity Field: A Review), Leningrad: Rumb, 1989.
4. Anuchin, O.N., Inertial methods for determining the parameters of the Earth’s gravity field at sea, Doctoral Dissertation, St. Petersburg, 1992, 425 p.
5. Dmitriev, S.P., Vysokotochnaya morskaya navigatsiya (High-Accuracy Marine Navigation), St. Petersburg: Sudostroenie, 1991.