"The material in this report is based on work supported by the National Science Foundation and the Defense Advanced Research Projects Agency under Grant No. DMS-9703610 and by DHHS Contract No. N01-OD-4-2139 between the National Academy of Sciences and the National Institutes of Health"--T.p. verso
Includes bibliographical references
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries