@article{MAN_1962__147_160971, author = {M.M. RAO}, title = {Theory of {Order} {Statistics.}}, journal = {Mathematische Annalen}, pages = {298--312}, year = {1962}, volume = {147}, zbl = {0113.13502}, url = {http://geodesic.mathdoc.fr/item/MAN_1962__147_160971/} }