TY - JOUR A1 - Weller, D E A1 - Swain, W H A1 - Hess, H A1 - Boehman, A A1 - Perez, J M T1 - Changes in particulate composition and morphology when using of vegetable oil lubricant in a low heat rejection engine Y1 - 1999// N1 - SU831885 JF - SAE TECHNICAL PAPER SERIES ER -