@article{10_4153_S0008414X20000541,
     author = {Magal, Pierre and Seydi, Ousmane},
     title = {Variation of constants formula and exponential dichotomy for nonautonomous non-densely defined {Cauchy} problems},
     journal = {Canadian journal of mathematics},
     pages = {1347--1389},
     year = {2021},
     volume = {73},
     number = {5},
     doi = {10.4153/S0008414X20000541},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008414X20000541/}
}