, ancea, 'Resemblance: from a complementarity point of view?', Sign systems studies 38 (1-4), 91-128.
, anceb, 'Сходство: с комплементарной точки зрения? Резюме', Sign systems studies 38 (1-4), 128-129.
, 2007a, 'Pluralistliku ja suhestusliku semioosi mõiste suunas. kokkuvõte', Sign systems studies 35 (1-2), 69-70.
, 2007b, 'Toward a concept of pluralistic, inter-relational semiosis', Sign systems studies 35 (1-2), 9-68.
, 2007c, 'К вопросу о плюралистическом и интерреляционном понятии семиозиса. Резюме', Sign systems studies 35 (1-2), 68-69.
, 2006, 'Chewing gum, ambulating, and signing, all at the same time: or, the magical number three', The American Journal of Semiotics 22 (1-4), 3-26.
with Queiroz, J. , 2006, 'Semiosis and pragmatism: toward a dynamic concept of meaning', Sign systems studies 34 (1), 37-64.
, 2004, 'Signs so constructed that they can know themselves', The American Journal of Semiotics 20 (1-4), 255-269.
, 2001a, 'Lotman's semiosphere, Peirce's categories, and cultural forms of life', Sign systems studies 29 (2), 385-414.
, 2001b, 'Semiosic undertows: the Mexican scene as signs of our time', The American Journal of Semiotics 17 (2), 31-70.
, 1997, 'The trickster who mistook him/herself for a mask', The American Journal of Semiotics 14 (1-4), 144-156.
, 1993, 'Is meaning possible with indefinite semiosis?', The American Journal of Semiotics 10 (3-4), 167-196.
, 1984a, 'Deconstruction meets a mathematician: meta-semiotic inquiry', The American Journal of Semiotics 2 (4), 125-152.