@article{article, title = {{Ultrasonic Imaging of the Piston Ring Oil Film during operation in a Motored Engine 鈥� Towards Oil Film Measurement}}, url = {{http://eprints.whiterose.ac.uk/86932/ }}, year = {{2010}}, month = {{10}}, author = {{Avan EY and Mills RS and Dwyer-Joyce RS}}, doi = {{10.4271/2010-01-2179}}, volume = {{3}}, journal = {{SAE International Journal of Fuels and Lubricants}}, pages = {{786-793}}, note = {{Accessed on 2025/07/28}}}