Denis Mustafa and Munther A. Dahleh.
Includes bibliographical references (p. 34).
Caption title.
Research supported by a Harkness Fellowship from the Commonwealth Fund (New York). Research supported by the U.S. Air Force Office of Scientific Research. 89-0276-B Research supported by Wright-Patterson. F33615-90-C-3608 Research supported by Draper Laboratory. DL-H-418511