1. Timonin, V.V., Down-the-Hole Pneumatic Hammers for Underground Mining, Gorn. Oborud. Elektromekh., 2015, no. 2, pp. 13–17.
2. Repin, A.A., Alekseev, S.E., Kokoulin, D.I., and Karpov, V.N., Drilling with Casing, Naukoem. Tekhnol. Razrab. Ispol’z. Min. Resurs., 2016, no. 3, pp. 536–540.
3. Drilling with Simultaneous Casing. Available at:
https://doi.org/www.youtube.com/watch?v=D2mApXJ1328
. Accessed: 17 September 2017.
4. Oparin, V.N., Timonin, V.V., Karpov, V.N., and Smolyanitsky, B.N., Energy-Based Volumetric Rock Destruction Criterion in the Rotary–Percussion Drilling Technology Improvement, J. Min. Sci., 2017, vol. 53, no. 6, pp. 1043–1064.
5. Lipin, A.A. and Zabolotskaya, N.N., RF patent no. 2463431, MPK E21V 4/14 (2006.1), Byull. Izobret., 2012, no. 28.