@ARTICLE{Ngoc_P.H.A._Stability_2017, author={Ngoc, P.H.A. and Hieu, L.T.}, volume={65}, number={No 3}, journal={Bulletin of the Polish Academy of Sciences Technical Sciences}, pages={333-340}, howpublished={online}, year={2017}, title={Stability of nonlinear Volterra equations}, URL={http://www.journals.pan.pl/Content/105723/PDF/10.1515bpasts-2017-0037.pdf}, doi={10.1515/bpasts-2017-0037}, }