1. Abt, C. C. (1970). Serious games. University Press of America.
2. Arnkil, R., Järvensivu, A., Koski, P., & Piirainen, T. (2010). Exploring quadruple helix: Outlining user-oriented innovation models (Working Paper No. 85). Institute for Social Research, University of Tampere. https://trepo.tuni.fi/handle/10024/65758
3. Batty, M. (2018). Inventing future cities. MIT Press.
4. Bertosa, M., Hriberski, D., Laing, K., Hasenfuss, J., Shucksmith, M., Todd, L., Tewdwr-Jones, M., Eigi, J., Lõuk, K., Parder, M.-L., Sutrop, M., & Vabamäe, E.-K. (2017). Principles for promoting the impact of SSH research by co-creation: Key issues in research design and communication (Working Paper No. D3.1). ACCOMPLISSH.
5. Bulkeley, H., Marvin, S., Palgan, Y. V., McCormick, K., Breitfuss-Loidl, M., Mai, L., von Wirth, T., & Frantzeskaki, N. (2018). Urban living laboratories: Conducting the experimental city? European Urban and Regional Studies, 26(4), 317–335. https://doi.org/10.1177/0969776418787222