@article{IM2_2001_65_4_a2,
     author = {V. I. Buslaev},
     title = {On the {Van} {Vleck} theorem for regular $C$-fractions with limit-periodic coefficients},
     journal = {Izvestiya. Mathematics},
     pages = {673--686},
     year = {2001},
     volume = {65},
     number = {4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2001_65_4_a2/}
}