Columbia subject headings:
Ulrich, von Lichtenstein, approximately 1200-1275 or 1276.
Harvard subject headings:
Authors, German--Middle High German, 1050-1500--Biography
German literature--Middle High German, 1050-1500--History and criticism
Ulrich, von Lichtenstein, approximately 1200-1275 or 1276--Criticism and interpretation.
Princeton subject headings:
Ulrich, von Lichtenstein, approximately 1200-1275 or 1276.