1. Rubio JCC. Projeto, construção e avaliação de micro posicionadores para usinagem de ultraprecisão. PhD thesis. São Paulo: University of São Paulo; 2000.
2. A selection strategy for the design of externally pressurized journal bearings;Cheng;Tribol Int,1995
3. Precision machine design;Slocum,1992
4. Porous aerostatic bearings–an update review;Kwan;Wear,1998
5. Kwan YBP. Processing and fluid flow characteristics of hot isostatically pressed porous alumina for aerostatic bearing applications. PhD thesis. Cranfield: Cranfield Institute of Technology; 1996.