1. Kostylev, A.D. and Chepurnoy, N.P., Investigation of the accuracy of hole drilling by pneumatic punchers with different cylindrical parts of the body, Pnevmogidravlicheskie silovye impul’snye sistemy (Pneumohydraulic Power Impulse Systems), Part 2, Novosibirsk, 1969, pp. 62–70.
2. Shadrina, A., Saruev, L., and Vasenin, S., The technology improvement and development of the new design-engineering principles of pilot bore directional drilling, IOP Conf. Series: Earth and Environmental Science, 2016, 43.
3. Smolyanitsky, B.N., Danilov, B.B., Syryamin, N.D., and Cheschin, D.O., RF patent no. 156648, Byull. Izobret., 2015, no. 31.
4. Ratskevich, G.I., Kozlov, V.A., and Kostylev, A.D., Impact Pneumatic Machines in the Construction of Underground Structures, Mekhanizats. Stroit., 1978, no. 5, pp. 8–10.
5. Kostylev, A.D., A Brief Analysis of the Methods and Schemes of Devices for Controlling the Direction of Pneumatic Puncher Movement in Soil, Izv. Vuzov., Stroitel’stvo, 1998, no. 10, pp. 112–115.