@article{DE_1993_29_1_a15,
     author = {E. I. Nikol'skaya},
     title = {An estimate for the difference of partial sums of spectral expansions of an absolutely continuous function that correspond to two one-dimensional {Schr\"odinger} operators with complex-valued potentials in the class $L_p$, for $p>1$},
     journal = {Differencialʹnye uravneni\^a},
     pages = {118--127},
     publisher = {mathdoc},
     volume = {29},
     number = {1},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1993_29_1_a15/}
}