A product form representation of the inverse of a multicommodity cycle matrix. - Richard V. Helgason; Jeffery L. Kennington (Networks, 1977)

Primal simplex network codes: State-of-the-art implementation technology. - Agha Iqbal Ali; Richard V. Helgason; Jeffery L. Kennington; H. S. Lall (Networks, 1978)

Technical Note - Computational Comparison among Three Multicommodity Network Flow Algorithms. - Agha Iqbal Ali; Richard V. Helgason; Jeffery L. Kennington; H. S. Lall (Oper. Res., 1980)

A polynomially bounded algorithm for a singly constrained quadratic program. - Richard V. Helgason; Jeffery L. Kennington; H. S. Lall (Math. Program., 1980)

Improved Efficiency of the Frank-Wolfe Algorithm for Convex Network Programs. - Larry J. LeBlanc; Richard V. Helgason; David E. Boyce (Transp. Sci., 1985)

A generalization of Polyak's convergence result for subgradient optimization. - Ellen Allen; Richard V. Helgason; Jeffery L. Kennington; Bala Shetty (Math. Program., 1987)

Preprocessing Schemes and a Solution Method for the Convex Hull Problem in Multidimensional Space. - José H. Dulá; Richard V. Helgason; Betty L. Hickman (Computer Science and Operations Research, 1992)

The one-to-one shortest-path problem: An empirical analysis with the two-tree Dijkstra algorithm. - Richard V. Helgason; Jeffery L. Kennington; B. Douglas Stewart (Comput. Optim. Appl., 1993)

An Algorithm for Identifying the Frame of a Pointed Finite Conical Hull. - José H. Dulá; Richard V. Helgason; N. Venugopal (INFORMS J. Comput., 1998)

Cruise Missile Mission Planning: A Heuristic Algorithm for Automatic Path Generation. - Richard V. Helgason; Jeffery L. Kennington; Karen R. Lewis (J. Heuristics, 2001)

Minimum Cost Network Flow Algorithms. - Jeffery L. Kennington; Richard V. Helgason (Handbook of Optimization in Telecommunications, 2006)