@article{10_4153_CMB_1968_016_0,
     author = {Singh, Rajinder},
     title = {Non-Existence of {Estimates} of {Prescribed} {Accuracy} in {Fixed} {Sample} {Size}},
     journal = {Canadian mathematical bulletin},
     pages = {135--139},
     year = {1968},
     volume = {11},
     number = {1},
     doi = {10.4153/CMB-1968-016-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1968-016-0/}
}