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@article{MET_1997__45_3_176704, author = {M. Luisa Targhetta}, title = {A {Two-Stage} {Sampling} by {Unequal} {Size} {Samples} from {Two} {Normal} {Populations} with {Unknown} {Variances.}}, journal = {Metrika}, pages = {31--38}, publisher = {mathdoc}, volume = {45}, number = {3}, year = {1997}, zbl = {0909.62015}, url = {http://geodesic.mathdoc.fr/item/MET_1997__45_3_176704/} }
M. Luisa Targhetta. A Two-Stage Sampling by Unequal Size Samples from Two Normal Populations with Unknown Variances.. Metrika, Tome 45 (1997) no. 3, pp. 31-38. http://geodesic.mathdoc.fr/item/MET_1997__45_3_176704/