@article{1177732358, author = {Craig, Allen T.}, title = {On the Independence of Certain Estimates of Variance}, journal = {Ann. Math. Statist.}, volume = {9}, number = {4}, year = {1938}, pages = { 48-55}, language = {en}, url = {http://dml.mathdoc.fr/item/1177732358} }
Craig, Allen T. On the Independence of Certain Estimates of Variance. Ann. Math. Statist., Tome 9 (1938) no. 4, pp. 48-55. http://gdmltest.u-ga.fr/item/1177732358/