Columbia subject headings:
Art, Prehistoric--Social aspects--Congresses.
Art, Prehistoric--Social aspects--Sweden--Congresses.
Petroglyphs--Social aspects--Congresses.
Petroglyphs--Social aspects--Sweden--Congresses.
Rock paintings--Social aspects--Congresses.
Rock paintings--Social aspects--Sweden--Congresses.
Sweden--Antiquities--Congresses.
Harvard subject headings:
Art, Prehistoric--Social aspects--Congresses.
Art, Prehistoric--Social aspects--Sweden--Congresses.
Petroglyphs--Social aspects--Congresses.
Petroglyphs--Social aspects--Sweden--Congresses.
Rock paintings--Social aspects--Congresses.
Rock paintings--Social aspects--Sweden--Congresses.
Sweden--Antiquities--Congresses.
Princeton subject headings:
Art, Prehistoric--Social aspects--Congresses.
Art, Prehistoric--Social aspects--Sweden--Congresses.
Petroglyphs--Social aspects--Congresses.
Petroglyphs--Social aspects--Sweden--Congresses.
Rock paintings--Social aspects--Congresses.
Rock paintings--Social aspects--Sweden--Congresses.
Sweden--Antiquities--Congresses.