@article{NANO_2016_7_2_a1,
     author = {J. Behrndt and M. Langer and V. Lotoreichik},
     title = {Boundary triples for {Schr\"odinger} operators with singular interactions on hypersurfaces},
     journal = {Nanosistemy: fizika, himi\^a, matematika},
     pages = {290--302},
     publisher = {mathdoc},
     volume = {7},
     number = {2},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NANO_2016_7_2_a1/}
}