1. R. B. Peck, Deep excavation and tunneling in soft ground. State-of-the-art report, Proceedings of the Seventh International Conference on Soil Mechanics and Foundation Engineering, Mexico City (1969), pp. 225-258.
2. Recommendations for Determination of Permissibility of Additional Deformations of Urban Under ground Engineered Utilities Falling Within Zone of Influence of Construction (Reconstruction) of Underground and Deeply Embedded Entities [in Russian], NIIOSP, Moscow (2009).
3. O. N. Isaev and R. F. Sharfutdinov, “Developmental characteristics of ground-surface deformations during shielded construction of utility tunnels, Inzh. Geol., No. 6, 60-67 (2012).
4. B. E. Gmurman, Probability Theory and Mathematical Statistics [in Russian], University Textbook, ninth edition, Vysshaya Shkola, Moscow (2003).
5. O. N. Isaev and R. F. Sharafutdinov, “Excess soil during construction of utility tunnels opened by the shielding method,” Mekhaniz. Stroit., No. 6, 2-7 (2012).