Columbia subject headings:
Culture--Semiotic models.
Lotman, I︠U︡. M. (I︠U︡riĭ Mikhaĭlovich), 1922-1993.
Harvard subject headings:
Communication
Culture--Semiotic models
Lotman, I͡U. M. (I͡Uriĭ Mikhaĭlovich), 1922-1993.
Russian literature--History and criticism
Semiotics and literature.
Semiotics.
Princeton subject headings:
Communication.
Culture--Semiotic models.
Lotman, I︠U︡. M. (I︠U︡riĭ Mikhaĭlovich), 1922-1993.
Russian literature--History and criticism.
Semiotics and literature.
Semiotics.