@article{SM_1968_4_3_a7,
     author = {N. Ya. Vilenkin},
     title = {Laguerre polynomials, {Whittaker} functions and the representations of groups of bordered matrices},
     journal = {Sbornik. Mathematics},
     pages = {399--410},
     publisher = {mathdoc},
     volume = {4},
     number = {3},
     year = {1968},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1968_4_3_a7/}
}