@inproceedings{027e3d19e25c48d9af905997af1b06cf,
title = "Extended concept of knowledge for evolutionary epistemology and for biosemiotics",
author = "Tommi Vehkavaara",
year = "1998",
language = "English",
isbn = "952-5148-59-9",
series = "Acta Polytechnica Scandinavica. Mathematics, Computing and Management in Engineering Series",
publisher = "The Finnish Academy of Technology",
number = "Ma 91",
pages = "207--216",
editor = "Farre, {Georg L.} and Tarkko Oksala",
booktitle = "Emergence, Complexity, Hierarchy, Organization",
}