1. G. T. Anthony and M. G. Cox. Reliable algorithms for roundness assessment according to BS3730. In M. G. Cox and G. N. Peggs, editors, Software for Co-ordinate Measuring Machines, pages 30–37, Teddington, 1986. National Physical Laboratory.
2. G. T. Anthony and M. G. Cox. The National Physical Laboratory’s Data Approximation Subroutine Library. In J. C. Mason and M. G. Cox, editors, Algorithms for Approximation, pages 669–687, Oxford, 1987. Clarendon Press.
3. M. G. Cox and H. M. Jones. A nonlinear least squares data fitting problem arising in microwave measurement. In J. C. Mason and M. G. Cox, editors, Algorithms for Approximation, London. Chapman & Hall. To appear.
4. M. G. Cox and H. M. Jones. An algorithm for least-squares circle fitting to data with specified uncertainty ellipses. NPL report DITC 118/88, National Physical Laboratory, Teddington, 1988. To appear in IMA J. Numerical Analysis.
5. M. G. Cox and P. E. Manneback. Least squares spline regression with block-diagonal variance matrices. IMA J. Numer. Anal, 5:275–286, 1985.