1. An Empirical Distribution Function for Sampling with Incomplete Information
2. Barlow, R. E. “Some Recent Developments in Reliability Theory”. Selected Statistical Papers. Vol. 2, pp.49–66. Amsterdam: Mathematical Centre.
3. Berkson, J. and Gage, R. P. “Calculation of Survival Rates for Cancer”. Proceedings of the Staff Meetings of the Mayo Clinic. Vol. 25, pp.270–86.