1. Contact geometry and surface fatigue – guidelines for appropriate rail maintenance;Schoech,2006
2. Railway applications – track – Acceptance of work – Part 3: Acceptance of rail grinding, milling and planing work in track;Cen,2006
3. Railway Group Standard GM/RT 2466, Issue 2;Rail;Railway Wheelsets,2008
4. Guidelines to Best Practices for Heavy Haul Railway Operations: Wheel and Rail Interface Issues;Ihha,2001
5. See http://www.kldlabs.com/wheel.html