@article{00772764,
title = {Oscillation of Volterra integral equations and forced functional differential equations.},
journal = {Acta Mathematica Universitatis Comenianae. New Series},
volume = {62},
year = {1993},
pages = {87-107},
zbl = {0827.45001},
language = {en},
url = {http://dml.mathdoc.fr/item/00772764}
}
Wu, Yumei. Oscillation of Volterra integral equations and forced functional differential equations.. Acta Mathematica Universitatis Comenianae. New Series, Tome 62 (1993) pp. 87-107. http://gdmltest.u-ga.fr/item/00772764/