1. N. Bogatyrev, and O. Bogatyreva (2003 ) Triz And Biology: Rules And Restrictions . Proceedings of TRIZCON 2003, Altshuller Institute, Philadelphia, USA, 16-18 March.
2. O.A. Bogatyreva, A.K. Pahl, and J.F.V. Vincent (2002 ) Enriching TRIZ with Biology: The Biological Effects database and implications for Teleology and Epistemology. ETRIA World-Conference-2002, Strasbourg, 6-8 November.
3. A. Bowyer, J.F.V. Vincent, O. Bogatyreva, and A.K. Pahl (2003 ) Data Gathering for Putting Biology in Triz . Proceedings of TRIZCON2003, Altshuller Institute, USA - 16-18 March.