@article{DAN_1991_317_5_a20,
     author = {I. V. Martynov and V. A. Kondrat'yev and V. I. Fetisov},
     title = {Electronegativity of elements as a functional of electron density},
     journal = {Doklady Akademii Nauk},
     pages = {1116--1118},
     publisher = {mathdoc},
     volume = {317},
     number = {5},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_317_5_a20/}
}