00658naa#a2200181#i#4500001002200000005001700022011001400039100004100053102000700094200012000101210005100221215001000272608002700282675010000309700003200409700002100441856001400462EN\INFRA-M\bibl\4415820250125232208.6##a1998-071X##a20200625b2020####ek#y0engy0150####ca##aRU1#aCalculation of Acoustic Efficiency of Exhaust Silencers for Automotive Internal Combustion EngineseJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2020##a6 с.##aJournal article2local##aОбщие вопросы математических и естественных наук. 50#1aTupovgVladimir Viktorovich#1aMatasovagO. Yu.4#azh-szf.ru