@article{AIHPB_1995__31_3_545_0,
     author = {Gill, Richard D. and Laan, Mark J. van der and Wellner, Jon A.},
     title = {Inefficient estimators of the bivariate survival function for three models},
     journal = {Annales de l'I.H.P. Probabilit\'es et statistiques},
     pages = {545--597},
     publisher = {Gauthier-Villars},
     volume = {31},
     number = {3},
     year = {1995},
     mrnumber = {1338452},
     zbl = {0855.62024},
     language = {en},
     url = {http://www.numdam.org/item/AIHPB_1995__31_3_545_0/}
}