@article{UZKU_2017_159_4_a5,
     author = {A. A. Sobolev and M. R. Timerbaev},
     title = {High-order accuracy approximation for the two-point boundary value problem of the fourth order with degenerate coefficients},
     journal = {U\v{c}\"enye zapiski Kazanskogo universiteta. Seri\^a Fiziko-matemati\v{c}eskie nauki},
     pages = {493--508},
     publisher = {mathdoc},
     volume = {159},
     number = {4},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/UZKU_2017_159_4_a5/}
}