@article{LJM_2005_20_a1,
     author = {M. V. Bulatov},
     title = {Application of matrix polynomials to investigation of singular equations},
     journal = {Lobachevskii journal of mathematics},
     pages = {17--29},
     publisher = {mathdoc},
     volume = {20},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/LJM_2005_20_a1/}
}