@article{ZNSL_2012_405_a12,
     author = {V. N. Kublanovskaya},
     title = {To solving spectral problems for $q$-parameter polynomial matrices.~3},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {164--169},
     publisher = {mathdoc},
     volume = {405},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2012_405_a12/}
}