Non-Instantaneous Impulses in Differential EquationsRavi Agarwal, Snezhana Hristova, Donal O'Regan · First published 2017Open the Tome
Differential Equations with MaximaDrumi D. Bainov, Snezhana G. Hristova · First published 2011Open the Tome
Qualitative investigations and approximate methods for impulsive equationsSnezhana G. Hristova · First published 2009Open the Tome
