@article{TIMM_2016_22_1_a26,
     author = {D. A. Tursunov},
     title = {Asymptotic expansion for a solution of an ordinary second-order differential equation with three turning points},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {271--281},
     publisher = {mathdoc},
     volume = {22},
     number = {1},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2016_22_1_a26/}
}