Kull K, Bogdanova O, Gramigna R, Heinapuu O, Lepik E, Lindström K, Magnus R, Moss RT, Ojamaa M, Pern T, Põhjala P, Pärn K, Raudmäe K, Remm T, Salupere S, Soovik E-R, Sõukand R, Tønnessen M, Väli K. A hundred introductions to semiotics, for a million students: Survey of semiotics textbooks and primers in the world. SSS [Internet]. 2015 Nov. 30 [cited 2024 Apr. 20];43(2/3):281-346. Available from: https://ojs.utlib.ee/index.php/sss/article/view/SSS.2015.43.2-3.0