1. Radial grating master making;Allen;Precision Engineering,1981
2. Burch J.M. The metrological applications of diffraction gratings. Progress in Optics 2. North Holland publishing Co., 75–108
3. A radial grating dividing machine of high accuracy;McIlraith;J. Sci. Inst.,1967
4. Gratings in metrology;Sayce;J. Phys. E., Sci. Instr.,1972
5. 25 years of Moiré fringe measurement;Shepherd;Precision Engineering,1979