Baldi, I., G. Ciccone, A. Ponti, S. Rosso, R. Zanetti, and D. Gregori. “An Application of the Cox-Aalen Model for Breast Cancer Survival”. Austrian Journal of Statistics, vol. 35, no. 1, Apr. 2016, pp. 77–88, doi:10.17713/ajs.v35i1.350.