00616naa#a2200193#i#450# EN\\bibl\44818 20240425170239.4 2223-4608 20210730b2021####ek#y0engy0150####ca RU Computer simulation of hard-to-machine billet cutting using digital twins Journal article Bryansk Bryansk State Technical University 2021 11 с. Journal article local Физика. 53 Kiselev Evgeniy Stepanovich Ilyushkin Maxim Valer'ievich Savel'ev Kirill Sergeevich bstu.editorum.ru