[2] Michael G T. Filter Debris Analysis: A Viable Alternative to Existing Spectrometric Oil Analysis Techniques. Proceedings of JOAP International Condition Monitoring Conference, Florida, Joint Oil Analysis Program Technical Support Center, 1994. 108.
[3] Bird C, Gadd P, Holl H. Wear Debris Analysis Programs Conducted for UK Naval Aircraft-A View from the other Side of the Pond. Proceedings of JOAP International Condition Monitoring Conference, Florida, Joint Oil Analysis Program Technical Support Center, 1994. 30.
[4] Gary C F. Determination of Wear Particle Composition by Scan Electron Microscope/Energy Dispersive X-Ray Analysis. Proceedings of JOAP International Condition Monitoring Conference. Florida, Joint Oil Analysis program, Department of Defense, 1992, 181.
[10] Yebra-Biurrun M C, Moreno-Cid A, Puig L. Analytica Chimica Acta, 2004, 524: 73.