Columbia subject headings:
Hua yan Buddhism--Congresses.
Harvard subject headings:
Buddhist philosophy--History--Congresses.
East Asia--Religious life and customs--Congresses.
Hua yan Buddhism--Doctrines--Congresses.
Hua yan Buddhism--East Asia--History--Congresses.
Mahayana Buddhism--East Asia--History--Congresses.
Tripiṭaka. Sūtrapiṭaka. Avataṃsakasūtra--Criticism, interpretation, etc.--Congresses.
Princeton subject headings:
Hua yan Buddhism--Congresses.