Multiplicative congruential pseudo-random number generators. - D. Y. Downham; F. D. K. Roberts (Comput. J., 1967)

Computing Best l_p Approximations by Functions Nonlinear in one Parameter. - Ian Barrodale; F. D. K. Roberts; C. R. Hunt (Comput. J., 1970)

Solution of an Overdetermined System of Equations in the L1 Norm [F4] (Algorithm 478). - Ian Barrodale; F. D. K. Roberts (Commun. ACM, 1974)

Algorithm 552: Solution of the Constrained I1 Linear Approximation Problem [F4]. - Ian Barrodale; F. D. K. Roberts (ACM Trans. Math. Softw., 1980)