@article{ZVMMF_2017_57_1_a12,
     author = {S. A. Nazarov},
     title = {Open waveguides in a thin {Dirichlet} ladder: {I.} {Asymptotic} structure of the spectrum},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {144--162},
     publisher = {mathdoc},
     volume = {57},
     number = {1},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_2017_57_1_a12/}
}