@article{IVM_1996_11_a5,
     author = {S. M. Labovskii},
     title = {On the {Sturm--Liouville} problem for a linear singular functional-differential equation},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {50--56},
     publisher = {mathdoc},
     number = {11},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1996_11_a5/}
}