@article{1177731947,
author = {Madow, William G.},
title = {The Distribution of Quadratic Forms in Non-Central Normal Random Variables},
journal = {Ann. Math. Statist.},
volume = {11},
number = {4},
year = {1940},
pages = { 100-103},
language = {en},
url = {http://dml.mathdoc.fr/item/1177731947}
}
Madow, William G. The Distribution of Quadratic Forms in Non-Central Normal Random Variables. Ann. Math. Statist., Tome 11 (1940) no. 4, pp. 100-103. http://gdmltest.u-ga.fr/item/1177731947/