@article{05816458, title = {On the positivity and zero crossings of solutions of stochastic Volterra integrodifferential equations.}, journal = {International Journal of Differential Equations}, volume = {2010}, year = {2010}, doi = {10.1155/2010/508217}, zbl = {1203.45008}, language = {en}, url = {http://dml.mathdoc.fr/item/05816458} }
Appleby, John A.D. On the positivity and zero crossings of solutions of stochastic Volterra integrodifferential equations.. International Journal of Differential Equations, Tome 2010 (2010) . doi : 10.1155/2010/508217. http://gdmltest.u-ga.fr/item/05816458/