Ruth B. Hofstra

A New Multiperiod Multiple Traveling Salesman Problem with Heuristic and Application to a Scheduling Problem

Kenneth C. Gilbert, Ruth B. Hofstra, R. B. Hofstra, 1992 .

MULTIDIMENSIONAL ASSIGNMENT PROBLEMS

Kenneth C. Gilbert, Ruth B. Hofstra, K. Gilbert, 1988 .

An Algorithm for a Class of Three-Dimensional Assignment Problems Arising in Scheduling Applications

Kenneth C. Gilbert, Ruth B. Hofstra, 1987 .

Clinical studies of radiation effects in man: a preliminary report of a retrospective search for dose-relationships in the prodromal syndrome.

Ruth B. Hofstra, C. Lushbaugh, F. Comas, 1967, Radiation research. Supplement.