Ludema, K. C. Friction, wear, lubrication : a textbook in tribology / Kenneth C. Ludema - Boca Raton : CRC Press, 1996 - 257 p. : ill. ; 24 cm. Includes bibliographical references and index ISBN: 0849326850 (acid-free paper) RM485.68 Subjects--Topical Terms: Tribology