• Endurance of micro-perforated elements in unmanned ground vechicle’s small diesel engine silencer applicationRämmal, Hans; Lavrentjev, JüriSAE Technical Paper Series : The 25th Small Engine Technology Conference (SETC2019) : Small Powertrains–Innovating for Their Future Role, International Conference Center Hiroshima, November 19-21, 2019 : Final program2020 / Paper 2019-32-0533, p. 1-8 http://www.setc-jsae.com/2019docs/SETC2019_FinalProgram_all.pdf https://www.scopus.com/sourceid/21100239259 https://www.scopus.com/record/display.uri?eid=2-s2.0-85096589349&origin=inward&txGid=da407b9297f17b38ff0f216deaf95989