PIRRO, D. M. - WESSOL, A. A. Lubrication fundamentals. 2nd ed., rev. and expanded. Boca Raton : CRC Press, Taylor & Francis Group, [2001]. viii, 523 s. Mechanical engineering ; 137. Available on Internet: <http://www.gbv.de/dms/bowker/toc/9780824705749.pdf> ISBN 978-0-8247-0574-9.