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@article{MET_1975__22_175683, author = {A. Chaudhuri}, title = {Some {Results} {Concerning} {Horvitz-Thompson} 's {Tl} {-Class} of {Estimators.}}, journal = {Metrika}, pages = {217--224}, publisher = {mathdoc}, volume = {22}, year = {1975}, zbl = {0344.62008}, url = {http://geodesic.mathdoc.fr/item/MET_1975__22_175683/} }
A. Chaudhuri. Some Results Concerning Horvitz-Thompson 's Tl -Class of Estimators.. Metrika, Tome 22 (1975), pp. 217-224. http://geodesic.mathdoc.fr/item/MET_1975__22_175683/