@article{DE_2000_36_3_a3,
     author = {V. M. Kurbanov},
     title = {Equiconvergence of biorthogonal expansions in root functions of differential operators: {II}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {319--335},
     publisher = {mathdoc},
     volume = {36},
     number = {3},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2000_36_3_a3/}
}