@article{DAN_1964_155_6_a1,
     author = {A. M. Kagan and O. V. Shalaevskii},
     title = {The {Behrens--Fisher} problem for the existence of similar regions in an algebra of sufficient statistics},
     journal = {Doklady Akademii Nauk},
     pages = {1250--1252},
     publisher = {mathdoc},
     volume = {155},
     number = {6},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1964_155_6_a1/}
}