@article{ISU_2015_15_4_a4,
     author = {I. S. Lomov},
     title = {Estimates of speed of convergence and equiconvergence of spectral decomposition of ordinary differential operators},
     journal = {Izvestiya of Saratov University. Mathematics. Mechanics. Informatics},
     pages = {405--418},
     publisher = {mathdoc},
     volume = {15},
     number = {4},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ISU_2015_15_4_a4/}
}