%0 Journal Article %A V. P. Maslov %T Description of stable chemical elements by an $aF$ diagram and mean square fluctuations %J Teoretičeskaâ i matematičeskaâ fizika %D 2019 %P 65-83 %V 201 %N 1 %U http://geodesic.mathdoc.fr/item/TMF_2019_201_1_a4/ %G ru %F TMF_2019_201_1_a4