Columbia subject headings:
Science--Belgium.
Science--France.
Technology--Belgium.
Technology--France.
Harvard subject headings:
Science and state--Belgium.
Science and state--France.
Science--Belgium.
Science--France.
Technology and state--Belgium.
Technology and state--France.
Technology--Belgium.
Technology--France
Princeton subject headings:
Science--Belgium.
Science--France.
Technology--Belgium.
Technology--France.