@article{DAN_1963_150_2_a6,
     author = {D. N. Lenskoi},
     title = {An upper bound for certain number-theoretic functions in algebraic number fields},
     journal = {Doklady Akademii Nauk},
     pages = {251--253},
     publisher = {mathdoc},
     volume = {150},
     number = {2},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_150_2_a6/}
}