1. Simmel, G.: Sociologie et épistémologie, Paris, PUF, collection «Sociologie», 1981 (1917)
2. Taalbi, J.: Evolution and structure of technological systems – an innovation output network (2018). https://arxiv.org/pdf/1811.06772.pdf
3. Russell, M.G., Smorodinskaya, N.V.: Leveraging complexity for ecosystemic innovation. Technol. Forecast. Soc. Chang. 136, 114–131 (2018)
4. Jackson, D.J.: What is an innovation ecosystem. National Science Foundation, 1 (2011)
5. Parker, L.A.: Networks for innovation and problem solving and their use for improving education: a comparative overview (1977)