@article{RLINA_1978_8_65_3-4_a2,
     author = {Chen, Lu-San and Yu, Fong-Ming},
     title = {Sufficient conditions for nonoscillation of forced n-th order retarded functional differential equations},
     journal = {Atti della Accademia nazionale dei Lincei. Rendiconti della Classe di scienze fisiche, matematiche e naturali},
     pages = {100--103},
     publisher = {mathdoc},
     volume = {Ser. 8, 65},
     number = {3-4},
     year = {1978},
     zbl = {0428.34047},
     mrnumber = {481248},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RLINA_1978_8_65_3-4_a2/}
}