@article{DE_1992_28_5_a11,
     author = {A. V. Glushak and S. D. Shmulevich},
     title = {Integral representations of solutions of a singular equation containing a sum of commuting operators},
     journal = {Differencialʹnye uravneni\^a},
     pages = {831--838},
     publisher = {mathdoc},
     volume = {28},
     number = {5},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1992_28_5_a11/}
}