1. Estimating the parameters of a circle when angular differences are known;Berman;J. Roy. Statist. Soc. Ser. C,1983
2. The statistical behaviour of some least squares estimators of the centre and radius of a circle;Berman;J. Roy. Statist. Soc. Ser. B,1986
3. Controlling a complex surface with a 3 axis measuring machine;Bourdet;Ann. CIRP,1976
4. Effects of data point distribution and mathematical model on finding the best-fit sphere to data;Bourdet;Precision Eng.,1993
5. Optimal design: exact theory.;Cheng,1996