@article{MZM_2008_84_4_a6,
     author = {Kh. K. Ishkin},
     title = {On the {Uniqueness} {Criterion} for {Solutions} of the {Sturm--Liouville} {Equation}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {552--566},
     publisher = {mathdoc},
     volume = {84},
     number = {4},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2008_84_4_a6/}
}