@article{UFA_2019_11_4_a11,
     author = {S. N. Lakaev and M. Darus and S. T. Dustov},
     title = {Threshold phenomenon for a family of the generalized {Friedrichs} models with the perturbation of rank one},
     journal = {Ufa mathematical journal},
     pages = {140--150},
     publisher = {mathdoc},
     volume = {11},
     number = {4},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2019_11_4_a11/}
}