@article{DE_1982_18_3_a13,
     author = {D. Z. Khoang},
     title = {Some integral representations of $y^k$-analytic functions and their applications to the theory of filtration in an inhomogeneous medium},
     journal = {Differencialʹnye uravneni\^a},
     pages = {505--514},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_3_a13/}
}