Obrabotka Metallov 2018 Vol. 20 No. 2

OBRABOTKAMETALLOV Vol. 20 No. 2 2018 49 TECHNOLOGY 27. Majumdar J.D., Manna I. Laser-assisted fabrication of materials. Berlin, Springer, 2013. 485 p. ISBN 978- 1848163225. 28. Vasilev S.G., Degtyareva A.G., Zoubkov N.N., Poptsov V.V., Simonov V.N. Otsenka tribotekhnicheskikh kharakteristik stali 40Kh posle zakalki deformiruyushchim rezaniem [Evaluation of tribotechnical characteristics of 40Kh steel after hardening by deformational cutting]. Inzhenernyi zhurnal: nauka i innovatsii = Engineering Journal: Science and Innovation , 2017, no. 11. Available at: http://engjournal.ru/articles/1698/1698.pdf (accessed 14.05.2018). doi: 10.18698/2308-6033-2017-11-1698. Conflicts of Interest The authors declare no conflict of interest. © 2018 The Authors. Published by Novosibirsk State Technical University. This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/ ).