On the Dimension of the Set of Rim Perturbations for Optimal Partition Invariance. - Harvey J. Greenberg; Allen G. Holder; Kees Roos; Tamás Terlaky (SIAM J. Optim., 1998)

Uniform bounds on the limiting and marginal derivatives of the analytic center solution over a set of normalized weights. - Allen G. Holder; Richard J. Caron (Oper. Res. Lett., 2000)

Analytic centers and repelling inequalities. - Richard J. Caron; Harvey J. Greenberg; Allen G. Holder (Eur. J. Oper. Res., 2002)