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Laptev A.I. 

LAPTEV Aleksandr Igorevich — Manufacturing Engineer. PAO NITEL (603009, Nizhny Novgorod, Russian Federation, Gagariv Ave., Bldg. 37, e-mail: alxlpt@mail.ru).
All articles by this authorLAPTEV Aleksandr Igorevich — Manufacturing Engineer. PAO NITEL (603009, Nizhny Novgorod, Russian Federation, Gagariv Ave., Bldg. 37, e-mail: alxlpt@mail.ru).
All articles by this author