1. Exact controllability of an impulsive semilinear system with deviated argument in a banach space;S Das;Journal of Difference Equations,2014
2. Approximate controllability of a fractional neutral differential system with deviated argument in a Banach space;S Das;Differential Equations and Dynamical Systems,2017
3. Approximate controllability of semilinear control systems with growing nonlinearity;N Sukavanam,1993
4. Approximate controllability of a functional differential equation with deviated argument;S Das;Nonlinear Dynamics and Systems Theory,2014