@article{EMJ_2013_4_3_a2,
     author = {N. P. Bondarenko},
     title = {An inverse problem for the matrix quadratic pencil on a finite interval},
     journal = {Eurasian mathematical journal},
     pages = {20--31},
     publisher = {mathdoc},
     volume = {4},
     number = {3},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EMJ_2013_4_3_a2/}
}