@article{GMJ_1994__1_3_47094,
     author = {Domoshnitsky, A.},
     title = {Sturm's theorem for equations with delayed argument.},
     journal = {Georgian mathematical journal},
     pages = {267--276},
     year = {1994},
     volume = {1},
     number = {3},
     zbl = {0808.34073},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/GMJ_1994__1_3_47094/}
}