@article{SM_1976_28_1_a1,
     author = {M. A. Antonets and G. M. Zhislin and I. A. Shereshevskii},
     title = {On the infiniteness of the discrete spectrum of the energy operator of a~system of~$n$ particles},
     journal = {Sbornik. Mathematics},
     pages = {27--39},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {1976},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1976_28_1_a1/}
}