@article{PIM_1985_N_S_38_52_a16,
     author = {Neboj\v{s}a L. La\v{z}eti\'c},
     title = {Necessary and {Sufficient} {Conditions} for a {System} of {Eigenfunctions} and {Associated} {Functions} of a {Sturm-liouville} {Operator} with {Discontinuous} {Coefficients} to {Possess} the {Basis} {Property}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {119 },
     publisher = {mathdoc},
     volume = {_N_S_38},
     number = {52},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1985_N_S_38_52_a16/}
}