Columbia subject headings:
Celan, Paul--Criticism and interpretation.
Poetry, Modern--History and criticism.
Harvard subject headings:
Celan, Paul--Criticism and interpretation.
Poetry, Modern--History and criticism
Princeton subject headings:
Celan, Paul--Criticism and interpretation.
Lyric poetry--History and criticism.
Poetry, Modern--20th century--History and criticism.
Poetry, Modern--20th century--Study and teaching.