ConnorsE. (1986). Citizenship and sex of the United States doctorates, 1972–1986. Notices of the American Mathematical Society, 33 (6), 922–923.
2.
HellerS. (1987). Fewer and fewer Americans take graduate work in mathematics; peril to nation's prosperity seen. The Chronicle of Higher Education, 33 (44), 11–12.
3.
National Research Council. (1987). Summary report 1986: Doctorate recipients from United States universities. Washington, DC: National Academy Press.