@article{VYURM_2017_9_3_a4,
     author = {A. V. Ryazhskikh},
     title = {On the identification of entrance hydrodynamic region in case of laminar flow of {Newtonian} fluid in horizontal annular channel},
     journal = {Vestnik \^U\v{z}no-Uralʹskogo gosudarstvennogo universiteta. Seri\^a, Matematika, mehanika, fizika},
     pages = {34--40},
     publisher = {mathdoc},
     volume = {9},
     number = {3},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VYURM_2017_9_3_a4/}
}