1. Forecasting by the envelop curve technique;Ayres,1968
2. Technological forecasting and long-range planning;Ayres,1969
3. Manufacturing and human labor as information processes;Ayres,1987
4. Self organization in biology and economics;Ayres;International Journal on the Unity of the Sciences,1988
5. Barriers and breakthroughs: An expanding frontiers model of the technology industry life cycle;Ayres;Technovation,1988