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Please, fill out the form of request to get the electronic version of the full-text article "Vibroacoustic%20monitoring%20of%20cutting%20edge%20machining%20of%20hardened%20steel" (authors: M.P.%20Kozochkin,%20F.S.%20Sabirov,%20A.E.%20Seleznev, issue: 1(44)).