1. Dynamic positioning of mobile servers on networks. Technical Report No. 144, Operations Research Center, M.I.T. (1978).
2. and , The congested median problem. Working Paper OR 076–78, M.I.T. (1978).
3. and , Locating mobile servers on a network with Markovian properties. Working Paper OR 083–78, Operations Research Center, M.I.T. (1978).
4. Response Areas for Two Emergency Units
5. Exceptional Paper—Location of Bank Accounts to Optimize Float: An Analytic Study of Exact and Approximate Algorithms