Least squares fitting of circles and lines - Nikolai I. Chernov; Claire Lesort (CoRR, 2003)

Statistical efficiency of curve fitting algorithms. - Nikolai I. Chernov; Claire Lesort (Comput. Stat. Data Anal., 2004)

On the complexity of curve fitting algorithms. - Nikolai I. Chernov; Claire Lesort; Nandor Simányi (J. Complex., 2004)

Least Squares Fitting of Circles. - Nikolai I. Chernov; Claire Lesort (J. Math. Imaging Vis., 2005)