@article{SJIM_2010_13_4_a8,
     author = {V. A. Rukavishnikov and O. P. Tkachenko},
     title = {Approximate solution to the nonlinear problem of an underground pipeline deformation},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {97--108},
     publisher = {mathdoc},
     volume = {13},
     number = {4},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2010_13_4_a8/}
}