@article{NANO_2013_4_4_a11,
     author = {A. S. Anikevich},
     title = {Negative eigenvalues of the {Y-type} chain of weakly coupled ball resonators},
     journal = {Nanosistemy: fizika, himi\^a, matematika},
     pages = {545--549},
     year = {2013},
     volume = {4},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NANO_2013_4_4_a11/}
}