Columbia subject headings:
Pascal, Blaise, 1623-1662--Congresses.
Port-Royal des Champs (Abbey)--Congresses.
Harvard subject headings:
Pascal, Blaise, 1623-1662--Congresses.
Port-Royal des Champs (Abbey)--Congresses.
Princeton subject headings:
East and West--Congresses.
Pascal, Blaise, 1623-1662--Influence--Congresses.