@article{PIM_1996_N_S_59_73_a5,
     author = {Neboj\v{s}a L. La\v{z}eti\'c},
     title = {Estimates for {Derivatives} and {Integrals} of {Eigenfunctions} and {Associated} {Functions} of {Nonselfadjoint} {Sturm-Lliouville} {Operator} {With} {Discontinuous} {Coefficients} {(I)}},
     journal = {Publications de l'Institut Math\'ematique},
     pages = {49 },
     publisher = {mathdoc},
     volume = {_N_S_59},
     number = {73},
     year = {1996},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PIM_1996_N_S_59_73_a5/}
}