@article{1028989011, author = {Wendel, J. G.}, title = {Invariance of normal distributions.}, journal = {Michigan Math. J.}, volume = {4}, number = {2}, year = {1957}, pages = { 173-174}, language = {en}, url = {http://dml.mathdoc.fr/item/1028989011} }
Wendel, J. G. Invariance of normal distributions.. Michigan Math. J., Tome 4 (1957) no. 2, pp. 173-174. http://gdmltest.u-ga.fr/item/1028989011/