A Rapidly Convergent Descent Method for Minimization. - R. Fletcher; M. J. D. Powell (Comput. J., 1963)

A Mechanization of Algebraic Differentiation and the Automatic Generation of Formulae for Molecular Integrals of Gaussian Orbitals. - R. Fletcher; C. M. Reeves (Comput. J., 1963)

Function minimization by conjugate gradients. - R. Fletcher; C. M. Reeves (Comput. J., 1964)

Function Minimization Without Evaluating Derivatives - a Review. - R. Fletcher (Comput. J., 1965)

Certification of algorithm 251: function minimisation. - R. Fletcher (Commun. ACM, 1966)

Generalized Inverse Methods for the Best Least Squares Solution of Systems of Non-Linear Equations. - R. Fletcher (Comput. J., 1968)

A New Approach to Variable Metric Algorithms. - R. Fletcher (Comput. J., 1970)

The Calculation of Linear Best L_p Approximations. - R. Fletcher; J. A. Grant; M. D. Hebden (Comput. J., 1971)

Penalty Functions. - R. Fletcher (ISMP, 1982)

Resolving degeneracy in quadratic programming. - R. Fletcher (Ann. Oper. Res., 1993)