@article{AFST_1991_5_12_1_127_0,
     author = {Nedelcho Velev Milev and Drumi Dimitrov Bainov},
     title = {Ordinary dichotomy and perturbations of the coefficient matrix of the linear impulsive differential equation},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {127--135},
     publisher = {Universit\'e Paul Sabatier},
     address = {Toulouse},
     volume = {Ser. 5, 12},
     number = {1},
     year = {1991},
     zbl = {0751.34009},
     mrnumber = {1189437},
     language = {en},
     url = {https://afst.centre-mersenne.org/item/AFST_1991_5_12_1_127_0/}
}