Columbia subject headings:
Engineers--United States--Periodicals.
Research--United States--Finance--Statistics--Periodicals.
Research--United States--Periodicals.
Scientists--United States--Periodicals.
Harvard subject headings:
Princeton subject headings:
Engineers--United States--Periodicals.
Periodicals.
Research--United States--Finance--Statistics--Periodicals.
Research--United States--Periodicals.
Scientists--United States--Periodicals.