@article{DAN_1973_209_4_a8,
     author = {I. V. Ostrovskii},
     title = {Description of the $I_0$ class in a special semigroup of probability measures},
     journal = {Doklady Akademii Nauk},
     pages = {788--791},
     publisher = {mathdoc},
     volume = {209},
     number = {4},
     year = {1973},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_209_4_a8/}
}