@article{10_4064_am_7_4_391_397,
     author = {Z. Paw{\l}owski},
     title = {On a special case when the variance of a least squares estimator does not tend to zero},
     journal = {Applicationes Mathematicae},
     pages = {391--397},
     publisher = {mathdoc},
     volume = {7},
     number = {4},
     year = {1963},
     doi = {10.4064/am-7-4-391-397},
     zbl = {0134.15101},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/am-7-4-391-397/}
}