00690naa#a2200205#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200007900102210005400181215001000235608002700245675009300272700002200365700003600387700004000423856002100463EN\\bibl\1663220240507231658.2##a2223-4608##a20170515b2017####ek#y0engy0150####ca0#aRUS##aRU1#aNPVO Refractometer for diffusing substance investigationseJournal article1#aBryanskcBryansk State Technical Universityd2017##a4 с.##aJournal article2local##aИнженерное дело. Техника в целом. Транспорт. 62zRUS#1aYakimovagMariya #1aAlekhnovichgValentin Ivanovich#1aGrigoryantsgAleksandr Grigorievich4#abstu.editorum.ru