![Belyakov N.V. Belyakov N.V.](/authors/no.jpg)
Belyakov N.V.
JSC Second Moscow Instrument-Making Plant
Moscow
Belyakov N.V.— fourth-rate tumbling specialist, JSC Second Moscow Instrument-Making Plant, Moscow, Russian Federation.
All articles by this authorJSC Second Moscow Instrument-Making Plant
Moscow
Belyakov N.V.— fourth-rate tumbling specialist, JSC Second Moscow Instrument-Making Plant, Moscow, Russian Federation.
All articles by this author