@article{NANO_2012_3_5_a0,
     author = {I. S. Lobanov and E. S. Trifanova},
     title = {Direct and inverse problems in the model of quantum graphs},
     journal = {Nanosistemy: fizika, himi\^a, matematika},
     pages = {6--32},
     publisher = {mathdoc},
     volume = {3},
     number = {5},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/NANO_2012_3_5_a0/}
}