@article{IM2_2016_80_6_a12,
     author = {J. V. Tikhonov and I. A. Sheipak},
     title = {On the string equation with a~singular weight belonging to the space
},
     journal = {Izvestiya. Mathematics },
     pages = {1242--1256},
     publisher = {mathdoc},
     volume = {80},
     number = {6},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2016_80_6_a12/}
}