@article{DAN_1988_300_1_a7,
     author = {L. R. Podoshev},
     title = {Complete description of the indicator-lower indicator pair of an},
     journal = {Doklady Akademii Nauk},
     pages = {38--40},
     publisher = {mathdoc},
     volume = {300},
     number = {1},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1988_300_1_a7/}
}