Ades, C., Figlioli, A., Sbragia, R., Porto, G., Plonski, G. A. and Celadon, K. (2013) “Implementing Open Innovation: The Case of Natura, IBM and Siemens”, Journal of Technology Management & Innovation. Santiago, Chile, 8, pp. 12–25. doi: 10.4067/S0718-27242013000300057.