1. Survival and Event History Analysis. A Process Point of View;Aalen,2008
2. Robust estimation in Cox regression model;Bednarski;Scand. J. Stat.,1993
3. Scaled consistent estimation of regression parameters in frailty models;Bednarski;Acta Univ. Lodz. Folia Oecon.,2018
4. Regression models and life-tables;Cox;J. R. Stat. Soc. Ser. B Stat. Methodol.,1972
5. The Frailty Model;Duchateau,2008