@article{IM2_2002_66_4_a6,
     author = {S. N. Tumanov and A. A. Shkalikov},
     title = {On the limit behaviour of the spectrum of a model problem for the {Orr--Sommerfeld} equation with {Poiseuille} profile},
     journal = {Izvestiya. Mathematics },
     pages = {829--856},
     publisher = {mathdoc},
     volume = {66},
     number = {4},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2002_66_4_a6/}
}