LEE, YONG BOK Park Dong-Jin Kim, Chang Ho 2024-01-13T02:00:38Z 2024-01-13T02:00:38Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/101129 English TurboCharger Air foil bearing Rotor Design and Preliminary Test of the Oil-Free Turbocharger for SUV Conference 1 World Tribology Congress 2009 World Tribology Congress 2009 JA