1. Triple helix and regional development: a perspective from Oxfordshire;Lawton Smith H
2. The triple helix in the context of global change: dynamics and challenges;Lawton Smith H
3. Evolutionary Economics and Chaos Theory: New Directions in Technology Studie
4. Triple, quadruple, and higher-order helices: historical phenomena and (neo-)evolutionary models;Leydesdorff L
5. Have quadruple and quintuple helices emerged? Metaphors, project titles, and empirical research;Lawton Smith H