Columbia subject headings:
Celtic philology--Congresses.
Celtic philology--Study and teaching--Scandinavia--Congresses.
Harvard subject headings:
Celtic philology--Congresses.
Celtic philology--Study and teaching--Scandinavia--Congresses.
Princeton subject headings:
Celtic languages--Study and teaching--Scandinavia--Congresses.
Celtic literature--Study and teaching--Scandinavia--Congresses.