@article{AA_2011_23_2_a7,
     author = {S. A. Nazarov},
     title = {Discrete spectrum of cranked, branchy, and periodic waveguides},
     journal = {Algebra i analiz},
     pages = {206--247},
     year = {2011},
     volume = {23},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2011_23_2_a7/}
}