@article{MZM_1991_50_5_a4,
     author = {L. A. Kalyakin},
     title = {Asymptotics of an integral that arises in the theory of perturbations of {KdV} solitons},
     journal = {Matemati\v{c}eskie zametki},
     pages = {32--42},
     publisher = {mathdoc},
     volume = {50},
     number = {5},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1991_50_5_a4/}
}