@article{1178230093,
author = {Hino, Yoshiyuki},
title = {Favard's separation theorem in functional differential equations with infinite retardations},
journal = {Tohoku Math. J. (2)},
volume = {30},
number = {4},
year = {1978},
pages = { 1-12},
language = {en},
url = {http://dml.mathdoc.fr/item/1178230093}
}
Hino, Yoshiyuki. Favard's separation theorem in functional differential equations with infinite retardations. Tohoku Math. J. (2), Tome 30 (1978) no. 4, pp. 1-12. http://gdmltest.u-ga.fr/item/1178230093/