Lucas, William F. Discrete and system models / by William F. Lucas, Fred S. Roberts and Robert M. Thrall - New York: Springer Verlag, 1993. - xx, 353p. - Modules in applied mathematics . ISBN: 3540907246 Subjects--Topical Terms: MathNautical modelsNavigationPolicy models Dewey Class. No.: 510 / LUC/D