On solving nonlinear least squares problemsVaarmann, Otu53rd Meeting of the European Working Group : Multicriteria Aid for Decisions : Athens, March 29-30 : abstracts2001 / p. 30 On solving nonlinear least squares problemsVaarmann, OtuProceedings of the 53rd Meeting of the European Working Group : Multicriteria Aid for Decisions : Athens, March 29-302001 / [7] p