@article{ARM_1985__21_2_a1,
     author = {Ol\'ah, Rudolf},
     title = {On oscillation of solutions of linear deviating differential equation},
     journal = {Archivum mathematicum},
     pages = {77--83},
     publisher = {mathdoc},
     volume = {21},
     number = {2},
     year = {1985},
     mrnumber = {817549},
     zbl = {0579.34023},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1985__21_2_a1/}
}