@article{Kartashov_2005, title={General time-dependent bounded perturbation of a strongly continuous semigroup}, volume={57}, url={https://umj.imath.kiev.ua/index.php/umj/article/view/3714}, abstractNote={We consider an evolution family whose generator is formed by a time-dependent bounded perturbation of a strongly continuous semigroup. We do not use the condition of the continuity of a perturbation. We prove a formula for a variation of a parameter and the corresponding generalization of the Dyson-Phillips theorem.}, number={12}, journal={Ukrains’kyi Matematychnyi Zhurnal}, author={Kartashov, M. V.}, year={2005}, month={Dec.}, pages={1625–1632} }