@article{DAN_1963_149_1_a11,
     author = {Z. G. Sheftel},
     title = {Estimates in $L_p$ of solutions of elliptic equations with discontinuous coefficients and satisfying general boundary 
},
     journal = {Doklady Akademii Nauk},
     pages = {48--51},
     publisher = {mathdoc},
     volume = {149},
     number = {1},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_149_1_a11/}
}