Columbia subject headings:
Minnesingers.
Wolkenstein, Oswald von, 1377?-1445--Criticism and interpretation.
Harvard subject headings:
Music and literature.
Songs, German (Middle High German)
Songs, German (Middle High German)--History and criticism.
Wolkenstein, Oswald von, 1377?-1445--Criticism and interpretation.
Princeton subject headings:
Minnesingers.
Wolkenstein, Oswald von, 1377?-1445--Criticism and interpretation.