Freitas, J. S., C. A. Gonçalves, L. C. Cheng, and R. M. Muniz. “Parsimonious Determinants of Pre-Incubated Academic Spin-Offs Initial Performance: A Configurational Perspective”. Journal of Technology Management & Innovation, vol. 6, no. 2, June 2011, pp. 50-65, doi:10.4067/S0718-27242011000200004.