@article{ZNSL_2010_376_a2,
     author = {V. V. Kapustin},
     title = {On wave operators on the singular spectrum},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {48--63},
     year = {2010},
     volume = {376},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2010_376_a2/}
}