1. World Stone Industry Report, 1995. p. 296–7.
2. DIN 8589 German Industry Standard, Diamond Impregnated Tools, 1973.
3. Wright DN, Wilson SM, Brown WF, Ovens U. Segment wear on diamond impregnated mining bits IDR/5/90. Int Diamond Rev 248–52.
4. Wright DN, De Barra C. Selection of diamond bit type for hard rock drilling, unpublished.
5. Investigation and prediction of diamond wear when sawing;Wright;Ann CIRP,1986