@article{FAA_1980_14_3_a8,
     author = {S. A. Vugal'ter and G. M. Zhislin},
     title = {Discrete spectrum of many-particle quantum systems not having stable subsystems. {II}},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {69--70},
     publisher = {mathdoc},
     volume = {14},
     number = {3},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1980_14_3_a8/}
}