@article{03847839, title = {Advanced differential equations with piecewise constant argument deviations.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {6}, year = {1983}, pages = {671-703}, doi = {10.1155/S0161171283000599}, zbl = {0534.34067}, language = {en}, url = {http://dml.mathdoc.fr/item/03847839} }
Shah, S.M.; Wiener, Joseph. Advanced differential equations with piecewise constant argument deviations.. International Journal of Mathematics and Mathematical Sciences, Tome 6 (1983) pp. 671-703. doi : 10.1155/S0161171283000599. http://gdmltest.u-ga.fr/item/03847839/