Bakker, Gijs | Dewulf, Simon 8. Posters and Extended Abstracts - 8.5 Tetrahedron of Evolution Four Elements, One Principle Functionsl Symmetry 2004 - Firenze University Press Forma parte de TRIZ future conference : Florence, 3-5 November 2004. - ( Atti ; 16) Descarga Visualiza PDF c Capítulo