@article{ZNSL_1984_133_a13,
     author = {B. S. Pavlov and N. V. Smirnov},
     title = {On spectral properties of one-dimensional disperse crystals},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {197--211},
     year = {1984},
     volume = {133},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1984_133_a13/}
}