@article{ARM_1985__21_3_a1,
     author = {Angelova, D. C.},
     title = {Quickly, moderately and slowly oscillatory solutions of a second order functional differential equation},
     journal = {Archivum mathematicum},
     pages = {135--146},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {1985},
     mrnumber = {833124},
     zbl = {0586.34059},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1985__21_3_a1/}
}