Columbia subject headings:
Harvard subject headings:
Research institutes--Portugal--Lisbon--History.
Research--Political aspects--Portugal--Lisbon--History.
Research--Portugal--Lisbon--History.
Science and state--Portugal--Lisbon--History.
Princeton subject headings:
Research institutes--Portugal--Lisbon--History.
Research--Political aspects--Portugal--Lisbon--History.
Research--Portugal--Lisbon--History.
Science and state--Portugal--Lisbon--History.