Columbia subject headings:
Harvard subject headings:
Discrimination--Germany--Baden-Württemberg--History--Congresses.
Homophobia--Germany--Baden-Württemberg--History--Congresses.
Homosexuality--Germany--Baden-Württemberg--History--Congresses.
Sexual minorities--Germany, Southern--Social conditions--Congresses.
Sexual minorities--Germany--Baden-Württemberg--Social conditions--Congresses.
Princeton subject headings:
Discrimination--Germany--Baden-Württemberg--History--Congresses.
Homophobia--Germany--Baden-Württemberg--History--Congresses.
Homosexuality--Germany--Baden-Württemberg--History--Congresses.
Sexual minorities--Germany, Southern--Social conditions--Congresses.
Sexual minorities--Germany--Baden-Württemberg--Social conditions--Congresses.