@article{NANO_2018_9_2_a7,
     author = {T. F. Pankratova},
     title = {N wells at a circle. {Splitting} of lower eigenvalues},
     journal = {Nanosistemy: fizika, himi\^a, matematika},
     pages = {212--214},
     publisher = {mathdoc},
     volume = {9},
     number = {2},
     year = {2018},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NANO_2018_9_2_a7/}
}