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2. Agnew, R.W., 2001. Investigating the Effects of Abrasive Particle Size Using an Abrasive Waterjet. B.Eng. dissertation. School of Mechanical, Materials and Manufacturing, University of Nottingham, England.
3. Mechanism of material removal in abrasive waterjet machining of common aerospace materials;Arola,1993
4. Barton Mines, 2008. Barton high performance waterjet abrasives, http://www.barton.com/waterjet_abrasives.cfm.