Optimal Control Problems for Semilinear Retarded Functional Differential Equations. - Jin-Mun Jeong; Hae-Jun Hwang (J. Optim. Theory Appl., 2015)

Controllability for retarded semilinear integrodifferential control systems with unbounded operators. - Jin-Mun Jeong; Hae-Jun Hwang (IMA J. Math. Control. Inf., 2017)