Symmetry and Positive Definiteness in Oriented Matroids. - Walter D. Morris Jr.; Michael J. Todd (Eur. J. Comb., 1988)

On the Maximum Degree of an LCP Map. - Walter D. Morris Jr. (Math. Oper. Res., 1990)

The maximum number of complementary facets of a simplicial polytope. - Walter D. Morris Jr. (Discret. Appl. Math., 1992)

The Linear Complementarily Problem (R. W. Cottle, J.-S. Pang, and R. E. Stone). - Walter D. Morris Jr. (SIAM Rev., 1993)

Geometric Comparison of Combinatorial Polytopes. - Jon Lee 001; Walter D. Morris Jr. (Discret. Appl. Math., 1994)

Lemke Paths on Simple Polytopes. - Walter D. Morris Jr. (Math. Oper. Res., 1994)

LCP Degree Theory and Oriented Matroids. - Walter D. Morris Jr. (SIAM J. Matrix Anal. Appl., 1994)

Book reviews. - Walter D. Morris Jr. (Math. Methods Oper. Res., 1995)

The order dimension of the complete graph. - Serkan Hosten; Walter D. Morris Jr. (Discret. Math., 1999)

Q-matrix recognition via secondary and universal polytopes. - Jesús A. De Loera; Walter D. Morris Jr. (Math. Program., 1999)

Convex Dimension of Locally Planar Convex Geometries. - Walter D. Morris Jr. (Discret. Comput. Geom., 2001)

Randomized pivot algorithms for P-matrix linear complementarity problems. - Walter D. Morris Jr. (Math. Program., 2002)

Coloring copoints of a planar point set. - Walter D. Morris Jr. (Discret. Appl. Math., 2006)

Unique Sink Orientations of Grids. - Bernd Gärtner; Walter D. Morris Jr.; Leo Rüst (Algorithmica, 2008)

Finite Sets as Complements of Finite Unions of Convex Sets. - Jim Lawrence; Walter D. Morris Jr. (Discret. Comput. Geom., 2009)

Chromatic numbers of copoint graphs of convex geometries. - Jonathan E. Beagley; Walter D. Morris Jr. (Discret. Math., 2014)

Efficient computation of a canonical form for a matrix with the generalized P-property. - Walter D. Morris Jr. (Math. Program., 2015)

The Erdős-Szekeres Problem. - Walter D. Morris Jr.; Valeriu Soltan (Open Problems in Mathematics, 2016)

A Mihalisin-Klee Theorem for Fans. - Rachel E. Locke; Walter D. Morris Jr. (Discret. Comput. Geom., 2016)

A Proof of the Strict Monotone 5-Step Conjecture. - John Mackenzie Gallagher; Walter D. Morris Jr. (Discret. Comput. Geom., 2021)

On the Holt-Klee property for oriented matroid programming. - Walter D. Morris Jr. (Eur. J. Comb., 2022)