TY - JOUR T1 - Frictional characteristics of ultrasonically measured lubricant films in a simulated piston ring liner contact JO - SAE 2011 World Congress and Exhibition PY - 2011/01/01 AU - Avan EY AU - Mills R AU - Dwyer-Joyce R ED - DO - DOI: 10.4271/2011-01-1400 Y2 - 2024/12/28 ER -