@article{DAN_1965_163_4_a30,
     author = {A. V. Nikolaev},
     title = {The influence of the radius and charge of the ion on extraction (the position of elements in the separation series)},
     journal = {Doklady Akademii Nauk},
     pages = {897--899},
     publisher = {mathdoc},
     volume = {163},
     number = {4},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1965_163_4_a30/}
}