Columbia subject headings:
Bulgarian literature--1762-1900--History and criticism.
Bulgarian literature--20th century--History and criticism.
Vazov, Ivan Minchov, 1850-1921--Criticism and interpretation.
Harvard subject headings:
Bulgarian poetry--19th century--History and criticism.
Vazov, Ivan Minchov, 1850-1921--Criticism and interpretation.
Princeton subject headings: