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with Oehler, K. , Posner, R. , Sebeok, T. (eds) , 1987, Classics of semiotics, Springer, Dordrecht.
, 1984, 'On the semiotics of Polish posters', The American Journal of Semiotics 2 (4), 59-92.
with Posner, R. , 1981, 'Semiotic circles in Germany', The American Journal of Semiotics 1 (1-2), 169-212.
with Oehler, K. , Posner, R. , von Uexküll, T. (eds) , 1981a, Die Welt als Zeichen, Severin & Siedler, Berlin.